PT-2025-37703 · Linux+3 · Linux Kernel+3

Published 2023-03-23 · Updated 2026-04-14 · CVE-2023-53262

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description A flaw was discovered in the Linux kernel related to scheduling during atomic operations within the decompression path of the f2fs filesystem. The issue involves potential scheduling while atomic in the decompression path, as indicated by the call trace provided.

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

Exploit

Buffer Overflow

Improper Locking

Weakness Enumeration

CWE-120

CWE-667

Related Identifiers

BDU:2026-03309

CVE-2023-53262

Affected Products

Astra Linux

Linux Kernel

Red Os

F2Fs

References · 22

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53262.json · Exploit
• https://git.kernel.org/stable/c/977df5c13a4b253a718ec44a4eb957c612bf73f4 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53262 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53262 · Vendor Advisory
• https://git.kernel.org/stable/c/d2746c56dd2cc47f70cc3931977be556172c246d · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-53262 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-53262 · Security Note
• https://git.kernel.org/stable/c/1aa161e43106d46ca8e9a86f4aa28d420258134b · Patch
• https://git.kernel.org/stable/c/74f74c8b8419a289b85aa9c85e5f4d8c2cc9f5fb · Patch
• https://osv.dev/vulnerability/BELL-CVE-2023-53262 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53262 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-53262 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-03309 · Security Note
• https://ubuntu.com/security/CVE-2023-53262 · Vendor Advisory
• https://lore.kernel.org/linux-cve-announce/2025091504-CVE-2023-53262-822a@gregkh · Note