PT-2025-53128 · Linux · Linux Kernel

Published 2022-09-30 · Updated 2025-12-25 · CVE-2022-50762

Positive Technologies (AI Summary)

CVSS v2.0

2.7

Low

Base vector

AV:A/AC:L/Au:S/C:P/I:N/A:N

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

Description The Linux kernel contains a flaw within the fs/ntfs3 component. A UBSAN (Undefined Behavior Sanitizer) error can occur in the true sectors per clst() function, specifically due to a shift-out-of-bounds condition in fs/ntfs3/super.c. This issue was identified by syzbot, a fuzzing tool. The error involves a negative shift exponent, leading to undefined behavior.

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

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-01321

CVE-2022-50762

Affected Products

Linux Kernel

References · 18

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50762.json · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50762 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-50762 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50762 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50762 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01321 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-50762 · Security Note
• https://ubuntu.com/security/CVE-2022-50762 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50762 · Security Note
• https://git.kernel.org/stable/c/4b51f27d4448c84957bce190292f75d4896d56b3 · Note
• https://git.kernel.org/stable/c/95afb464c86c6e9e95ea9e595282fa6f693072e8 · Note
• https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2 · Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86 · Note
• https://git.kernel.org/stable/c/caad9dd8792a2622737b7273cb34835fd9536cd2 · Note