CVE-2023-6536

highpriority · track · 31EPSS 0.015 · 75 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.55% (75th) EPSS

CVSS 7.5 · high

Is it mine?

75 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-23

A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver, causing kernel panic and a denial of service.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:Hsecondary · secalert@redhat.com USexploitability 2.8 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-476USCWE-476US

affected products (75)

Products and version ranges known to be affected.

IBM QRadar SIEM 7.5.0all versionscert_bundDEcpe:/a:ibm:qradar_siem:7.5.0
IBM QRadar SIEM <7.5.0 UP11 IF01all versionscert_bundDE
IBM QRadar SIEM <7.5.0 UP8 IF02all versionscert_bundDE
SUSE Linuxall versionscert_bundDEcpe:/o:suse:suse_linux:-
IBM QRadar SIEM< 7.5.0 UP11 IF01cert_bundDE
IBM QRadar SIEM< 7.5.0 UP8 IF02cert_bundDE
Red Hat RHOL-5.8-RHEL-9< v0.1.0-224enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v0.1.0-525enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v0.28.1-56enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v0.4.0-247enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v1.0.0-479enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v1.1.0-227enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v2.9.6-14enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.1-470enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.6-10enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.6-11enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.6-19enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.6-2enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.6-22enisa_euvdEU
Red Hat RHOL-5.8-RHEL-9< v5.8.6-24enisa_euvdEU

showing 20 of 75

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-3112Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2023-12-11csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen.
WID-SEC-W-2024-1086IBM QRadar SIEM: Mehrere SchwachstellenDeutsch2024-05-09csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM QRadar SIEM ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand herbeizuführen, vertrauliche Informationen offenzulegen, Dateien zu manipulieren, seine Privilegien zu erweitern, einen Cross-Site-Scripting (XSS)-Angriff durchzuführen oder einen nicht spezifizierten Angriff auszuführen.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund NVD CVE.org MITRE

published 2024-02-07modified 2026-06-17

references (39)

External citations — patches, advisories, analysis.

scry

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