CVE-2011-1021

lowPriorität · verfolgen · 24EPSS 0.009 · 60. PerzentilExploit · funktionalEUUS
grimoire priorityP1 · Urgent
Exploitable?
Public exploit
1 exploit · funktional
Likely / severe?
0.93% (60th) EPSS
CVSS 3.6 · low
Is it mine?
19 products
Prüfe deine Angriffsfläche
Who says so?
4 sources
cnnvd · enisa_euvd · nvd · redhat_csaf

EPSS · bewertet 2026-10-27

drivers/acpi/debugfs.c in the Linux kernel before 3.0 allows local users to modify arbitrary kernel memory locations by leveraging root privileges to write to the /sys/kernel/debug/acpi/custom_method file. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-4347.

01

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

  • Behobenkernel-rt-0:2.6.33.9-rt31.75.el6rt.src as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-debug-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-debug-debuginfo-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-debug-devel-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-debuginfo-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-debuginfo-common-x86_64-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-devel-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-doc-0:2.6.33.9-rt31.75.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-firmware-0:2.6.33.9-rt31.75.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-trace-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-trace-debuginfo-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-trace-devel-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-vanilla-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-vanilla-debuginfo-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
  • Behobenkernel-rt-vanilla-devel-0:2.6.33.9-rt31.75.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf

    This update also fixes various bugs. Documentation for these bug fixes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/kb/docs/DOC-11259 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.

    https://access.redhat.com/errata/RHSA-2011:1253
02

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

6.0
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · low–medium · 3.2–6

v2.03.6lowAV:L/AC:L/Au:N/C:N/I:P/A:Pprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 4.9
v2.03.2lowAV:L/AC:L/Au:N/C:N/I:P/A:P/E:POCsecondary · CVSS-BT (t0sche)
v2.06mediumAV:L/AC:H/Au:S/C:C/I:C/A:Csecondary · Red Hat Product Security US
03

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-264USprimär
04

Exploits (1)

Öffentlicher Proof-of-Concept- und Exploit-Code.

05

betroffene Produkte (19)

Betroffene Produkte und Versionsbereiche.

06

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

  • RHSA-2011:1253Red Hat Security Advisory: kernel-rt security and bug fix update2011-09-12csaf · redhat_csafUS

    Updated kernel-rt packages that fix multiple security issues and various bugs are now available for Red Hat Enterprise MRG 2.0. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

07

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

08

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvdenisa_euvdnvdredhat_csafNVDCVE.orgMITRE
veröffentlicht 2012-06-21geändert 2026-06-16
10

Referenzen (16)

Externe Belege — Patches, Meldungen, Analysen.

scry

Angreifer nutzen Schwachstellen wie diese gegen im Internet exponierte Dienste aus. Sehen Sie mit einem kostenlosen Passiv-Scan, was exponiert ist.

Kostenloser Scan