PT-2025-38199 · Linux+2 · Linux Kernel+2

Published 2023-02-03 · Updated 2025-10-23 · CVE-2023-53349

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A kernel memory leak (kmemleak) exists in the ov2740 init controls() function within the media/i2c/ov2740.c file. This leak occurs when testing with a bpf mock device, specifically due to unreferenced objects not being freed in the failure path of the function. The fix involves adding v4l2 ctrl handler free() to prevent the memory leak.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2026-03646

CVE-2023-53349

SUSE-SU-2025:03615-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 866

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53349.json · Exploit
• https://git.kernel.org/stable/c/7c405ee63447f14eefcfe12a18aa749abbd596ea · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53349 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-53349 · Vendor Advisory
• https://git.kernel.org/stable/c/a163ee11345d8322321c28bd61631de32455b987 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:3761-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-53349 · Vendor Advisory
• https://git.kernel.org/stable/c/fc33380ae06f438b652f66b9370b543976ac8a03 · Patch
• https://bdu.fstec.ru/vul/2026-03646 · Security Note
• https://ubuntu.com/security/CVE-2023-53349 · Vendor Advisory
• https://git.kernel.org/stable/c/3969b2ebc66039306f505c7c630c5530800f83c0 · Patch
• https://security-tracker.debian.org/tracker/CVE-2023-53349 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03628-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:3716-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53349 · Security Note