CVE-2025-38558 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference16 documents6 sources
Severity
5.5MEDIUMNVD
OSV3.2
EPSS
0.0%
top 97.56%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedAug 19
Latest updateDec 15

Description

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uvc: Initialize frame-based format color matching descriptor Fix NULL pointer crash in uvcg_framebased_make due to uninitialized color matching descriptor for frame-based format which was added in commit f5e7bdd34aca ("usb: gadget: uvc: Allow creating new color matching descriptors") that added handling for uncompressed and mjpeg format. Crash is seen when userspace configuration (via configfs) does not explicitl…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel6.13 — 6.15.10+1
▶Debianlinux/linux_kernel< 6.16.3-1
▶CVEListV5linux/linux7b5a58952fc3b51905c2963647485565df1e5e26 — 6db61c1aa23075eeee90e083ca3f6567a5635da6+3
▶debiandebian/linux< linux 6.16.3-1 (forky)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

8
OSV
linux-azure, linux-azure-6.14 vulnerabilities↗2025-12-15
▶
OSV
linux-gcp-6.14, linux-raspi vulnerabilities↗2025-12-04
▶
OSV
linux-aws-6.14, linux-oracle-6.14 vulnerabilities↗2025-11-26
▶
OSV
linux-oem-6.14 vulnerabilities↗2025-11-21
▶
OSV
linux, linux-aws, linux-gcp, linux-hwe-6.14, linux-oracle, linux-realtime vulnerabilities↗2025-11-21
▶

📋Vendor Advisories

7
Ubuntu
Linux kernel (Azure) vulnerabilities↗2025-12-15
▶
Ubuntu
Linux kernel vulnerabilities↗2025-12-04
▶
Ubuntu
Linux kernel vulnerabilities↗2025-11-26
▶
Ubuntu
Linux kernel (Real-time) vulnerabilities↗2025-11-21
▶
Ubuntu
Linux kernel (OEM) vulnerabilities↗2025-11-21
▶
CVE-2025-38558 — NULL Pointer Dereference in Linux | cvebase