5.5

CVE-2024-38637

greybus: lights: check return of get_channel_from_mode

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

greybus: lights: check return of get_channel_from_mode

If channel for the given node is not found we return null from
get_channel_from_mode. Make sure we validate the return pointer
before using it in two of the missing places.

This was originally reported in [0]:
Found by Linux Verification Center (linuxtesting.org) with SVACE.

[0] https://lore.kernel.org/all/20240301190425.120605-1-m.lobanov@rosalinux.ru
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.9 < 4.19.316
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.278
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.219
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.161
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.93
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.33
Linux ≫ Linux Kernel Version >= 6.7 < 6.9.4
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.23% 0.136
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 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://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
https://git.kernel.org/stable/c/330f6bcdcef03f70f81db5f2ed6747af656a09f2
Patch
https://git.kernel.org/stable/c/518e2c46b5dbce40b1aa0100001d03c3ceaa7d38
Patch
https://git.kernel.org/stable/c/895cdd9aa9546523df839f9cc1488a0ecc1e0731
Patch
https://git.kernel.org/stable/c/8f4a76d477f0cc3c54d512f07f6f88c8e1c1e07b
Patch
https://git.kernel.org/stable/c/9b41a9b9c8be8c552f10633453fdb509e83b66f8
Patch
https://git.kernel.org/stable/c/a1ba19a1ae7cd1e324685ded4ab563e78fe68648
Patch
https://git.kernel.org/stable/c/e2c64246e5dc8c0d35ec41770b85e2b4cafdff21
Patch
https://git.kernel.org/stable/c/eac10cf3a97ffd4b4deb0a29f57c118225a42850
Patch