5.5

CVE-2023-52788

i915/perf: Fix NULL deref bugs with drm_dbg() calls

In the Linux kernel, the following vulnerability has been resolved:

i915/perf: Fix NULL deref bugs with drm_dbg() calls

When i915 perf interface is not available dereferencing it will lead to
NULL dereferences.

As returning -ENOTSUPP is pretty clear return when perf interface is not
available.

[tursulin: added stable tag]
(cherry picked from commit 36f27350ff745bd228ab04d7845dfbffc177a889)
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.15.108 < 5.15.140
Linux ≫ Linux Kernel Version >= 6.0 < 6.1.64
Linux ≫ Linux Kernel Version >= 6.2 < 6.5.13
Linux ≫ Linux Kernel Version >= 6.6 < 6.6.3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.24% 0.143
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/10f49cdfd5fb342a1a9641930dc040c570694e98
Patch
https://git.kernel.org/stable/c/1566e8be73fd5fa424e88d2a4cffdc34f970f0e1
Patch
https://git.kernel.org/stable/c/471aa951bf1206d3c10d0daa67005b8e4db4ff83
Patch
https://git.kernel.org/stable/c/55db76caa782baa4a1bf02296e2773c38a524a3e
Patch
https://git.kernel.org/stable/c/bf8e105030083e7b71591cdf437e464bcd8a0c09
Patch