CVE-2019-18808

lowpriority · track · 22EPSS 0.003 · 26 %ileDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.33% (26th) EPSS
CVSS 2.1 · low
Is it mine?
55 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

A memory leak in the ccp_run_sha_cmd() function in drivers/crypto/ccp/ccp-ops.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption), aka CID-128c66429247.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • Fixedkernel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-abi-whitelists-0:4.14.0-115.26.1.el7a.noarch as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-alt-0:4.14.0-115.26.1.el7a.src as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-bootwrapper-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debug-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debug-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debug-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debug-devel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debuginfo-common-ppc64le-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-debuginfo-common-ppc64le-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-devel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-doc-0:4.14.0-115.26.1.el7a.noarch as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-tools-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-tools-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-tools-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-tools-libs-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedkernel-tools-libs-devel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedperf-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedperf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedperf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedpython-perf-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedpython-perf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Fixedpython-perf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2020:2854
  • Workaroundkernel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-abi-whitelists-0:4.14.0-115.26.1.el7a.noarch as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-alt-0:4.14.0-115.26.1.el7a.src as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-bootwrapper-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debug-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debug-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debug-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debug-devel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debuginfo-common-ppc64le-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-debuginfo-common-ppc64le-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-devel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-doc-0:4.14.0-115.26.1.el7a.noarch as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-headers-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-tools-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-tools-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-tools-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-tools-libs-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundkernel-tools-libs-devel-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundperf-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundperf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundperf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundpython-perf-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundpython-perf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

  • Workaroundpython-perf-debuginfo-0:4.14.0-115.26.1.el7a.ppc64le as a component of Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)redhat_csaf

    In order to mitigate this issue it is possible to prevent the affected code from being loaded by blacklisting the kernel module ccp. For instructions relating to how to blacklist a kernel module refer to: https://access.redhat.com/solutions/41278

02

cvss

Technical severity, 0–10. One row per scoring source.

5.5
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.1–5.5

v2.02.1lowAV:L/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 3.9 · impact 2.9
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 3.6
v3.15.5mediumAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU
v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · Red Hat Product Security US
03

weaknesses

The CWE weakness classes this flaw belongs to.

04

affected products (55)

Products and version ranges known to be affected.

showing 20 of 55
05

advisories (2)

Vendor and ecosystem advisories describing this.

  • RHSA-2020:2854Red Hat Security Advisory: kernel-alt security and bug fix update2020-07-07csaf · redhat_csafUS

    An update for kernel-alt is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

  • WID-SEC-W-2022-0769Linux Kernel: Mehrere SchwachstellenDeutsch2019-11-07csaf · cert_bundDE

    Ein lokaler Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen oder beliebigen Programmcode auszuführen.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

09

references (49)

External citations — patches, advisories, analysis.

scry

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