PT-2025-8483 · Linux+1 · Linux Kernel+1

José Luis Lara Carrascal · Published 2025-02-26 · Updated 2025-02-27 · CVE-2022-49550

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 memory leak issue exists in the Linux kernel due to the lack of the invalidate folio method in the ntfs3 filesystem. This causes cached written data to not be freed when the filesystem is unmounted after writing to it, resulting in a permanent 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

CVE-2022-49550

Affected Products

Astra Linux

Linux Kernel

References · 13

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49550.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-49550 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-49550 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49550 · Vendor Advisory
• https://git.kernel.org/stable/c/0753245a72ec99824677586499ee2e0919164b3f · Patch
• https://ubuntu.com/security/CVE-2022-49550 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49550 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49550 · Security Note
• https://git.kernel.org/stable/c/724bbe49c5e427cb077357d72d240a649f2e4054 · Patch
• https://osv.dev/vulnerability/CVE-2022-49550 · Vendor Advisory
• https://git.kernel.org/linus/724bbe49c5e427cb077357d72d240a649f2e4054 · Note
• https://twitter.com/CVEnew/status/1894895454288027923 · Twitter Post
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note