CVE-2024-50056

MEDIUM

Linux Kernel - NULL Pointer Dereference in UVC Gadget V4L2 Format Handling

Title source: llm
STIX 2.1

Description

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().

Scores

CVSS v3 5.5
EPSS 0.0022
EPSS Percentile 12.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (14)
linux/Kernel 6.1.0 - 6.1.133linux
linux/Kernel 6.2.0 - 6.6.86linux
linux/Kernel 6.7.0 - 6.11.4linux
Linux/Linux < 6.1
Linux/Linux 588b9e85609bcb2f84a2be83591480aa943943b6 - 03fa71e97e9bb116993ec1d51b8a6fe776db0984
Linux/Linux 588b9e85609bcb2f84a2be83591480aa943943b6 - 72a68d2bede3284b95ee93a5ab3a81758bba95b0
Linux/Linux 588b9e85609bcb2f84a2be83591480aa943943b6 - a7bb96b18864225a694e3887ac2733159489e4b0
Linux/Linux 588b9e85609bcb2f84a2be83591480aa943943b6 - cedeb36c3ff4acd0f3d09918dfd8ed1df05efdd6
Linux/Linux 6.1
Linux/Linux 6.1.133 - 6.1.*
... and 4 more
Published Oct 21, 2024
Tracked Since Feb 18, 2026