PT-2025-37638 · Ntfs3+3 · Ntfs3+3

Published 2022-01-01 · Updated 2026-03-14 · CVE-2022-50336

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 The Linux kernel contains a vulnerability in the NTFS3 file system implementation. Specifically, a null pointer dereference can occur in the attr load runs vcn function when handling certain metadata files before the Master File Table (MFT) is processed, potentially leading to a system crash. This issue arises from a missing null pointer check when reading malformed NTFS images.

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

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2022-50336

Affected Products

Astra Linux

Debian

Linux Kernel

Ntfs3

References · 16

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50336.json · Exploit
• https://git.kernel.org/stable/c/ea6b3598406c58c5d09b6f4328e09616c077597f · Patch
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2022-50336 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50336 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-50336 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50336 · Vendor Advisory
• https://git.kernel.org/stable/c/26425414bfe5d302413b956ab2469176d4ff53aa · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50336 · Security Note
• https://osv.dev/vulnerability/CVE-2022-50336 · Vendor Advisory
• https://git.kernel.org/stable/c/2681631c29739509eec59cc0b34e977bb04c6cf1 · Patch
• https://cve.org/CVERecord?id=CVE-2022-50336 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50336 · Vendor Advisory
• https://git.kernel.org/stable/c/1621734cd3047f7979da1d7d5c5444d583d8b0ed · Patch
• https://twitter.com/CVEnew/status/1967608529063436684 · Twitter Post
• https://git.kernel.org/linus/2681631c29739509eec59cc0b34e977bb04c6cf1 · Note