PT-2025-8094 · Linux+1 · Linux Kernel+1

Published 2022-03-22 · Updated 2025-03-03 · CVE-2022-49166

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 vulnerability in the Linux kernel has been resolved. The issue is related to the ntfs read inode mount function, which invokes ntfs malloc nofs with a zero allocation size, triggering a bug in the ntfs malloc function. This occurs due to a lack of sanity check on the allocation size.

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

Exploit

Resource Exhaustion

Improper Resource Release

Allocation of Resources Without Limits

Weakness Enumeration

CWE-400

CWE-404

CWE-770

Related Identifiers

BDU:2026-01535

CVE-2022-49166

Affected Products

Astra Linux

Linux Kernel

References · 30

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49166.json · Exploit
• https://git.kernel.org/stable/c/714fbf2647b1a33d914edd695d4da92029c7e7c0 · Patch
• https://git.kernel.org/stable/c/24ab2d4ef52c2dbb62a60844b87fc8872383407a · Patch
• https://osv.dev/vulnerability/CVE-2022-49166 · Vendor Advisory
• https://git.kernel.org/stable/c/b230f2d9441a34c7f483d39ab78519bcf73cc2e0 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-49166 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49166 · Vendor Advisory
• https://git.kernel.org/stable/c/115fae2c1566eacc5ad2055f72521354612e72c3 · Patch
• https://git.kernel.org/stable/c/21d490232f323ed4053eb9924615e6fea291f154 · Patch
• https://git.kernel.org/stable/c/c641087d381a08363e5f14179bc6b0a23eca7c47 · Patch
• https://ubuntu.com/security/CVE-2022-49166 · Vendor Advisory
• https://git.kernel.org/stable/c/07793d2e55563124108762f4e5f811db92ffe02f · Patch
• https://git.kernel.org/stable/c/bd8d7daa0e53b184a2f3c6e0d47330780d0a0650 · Patch
• https://git.kernel.org/stable/c/fe41ad8be036a3de3e4bdde709551aeb4de2fe7d · Patch
• https://bdu.fstec.ru/vul/2026-01535 · Security Note