5.5

CVE-2024-50056

usb: gadget: uvc: Fix ERR_PTR dereference in uvc_v4l2.c

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

usb: gadget: uvc: Fix ERR_PTR dereference in uvc_v4l2.c

Fix potential dereferencing of ERR_PTR() in find_format_by_pix()
and uvc_v4l2_enum_format().

Fix the following smatch errors:

drivers/usb/gadget/function/uvc_v4l2.c:124 find_format_by_pix()
error: 'fmtdesc' dereferencing possible ERR_PTR()

drivers/usb/gadget/function/uvc_v4l2.c:392 uvc_v4l2_enum_format()
error: 'fmtdesc' dereferencing possible ERR_PTR()

Also, fix similar issue in uvc_v4l2_try_format() for potential
dereferencing of ERR_PTR().
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 6.11 < 6.11.4
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.22% 0.121
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://git.kernel.org/stable/c/a7bb96b18864225a694e3887ac2733159489e4b0
Patch
https://git.kernel.org/stable/c/cedeb36c3ff4acd0f3d09918dfd8ed1df05efdd6
Patch
https://git.kernel.org/stable/c/03fa71e97e9bb116993ec1d51b8a6fe776db0984
https://git.kernel.org/stable/c/72a68d2bede3284b95ee93a5ab3a81758bba95b0
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html