PT-2025-8251 · Linux+1 · Linux Kernel+1

Published 2022-01-01 · Updated 2026-05-26 · CVE-2022-49317

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 issue is related to an infinite loop in the f2fs file system, which can occur when flushing node pages. This loop can be triggered by xfstests/generic/475, resulting in an EIO error. The problem arises from the f2fs submit page bio function, which is part of the f2fs module. Technical details about the issue include the involvement of the read node page, get node page, and f2fs get dnode of data functions.

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

Exploit

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

CVE-2022-49317

Affected Products

Debian

Linux Kernel

References · 15

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49317.json · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49317 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49317 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49317 · Security Note
• https://git.kernel.org/stable/c/a7b8618aa2f0f926ce85f2486ac835a85c753ca7 · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-49317 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49317 · Security Note
• https://git.kernel.org/stable/c/bd47ea5d776d8b524fb6f60de3240f95603901dd · Patch
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2022-49317 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-49317 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2022-49317 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49317 · Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://twitter.com/CVEnew/status/1896037292332012010 · Twitter Post
• https://git.kernel.org/linus/a7b8618aa2f0f926ce85f2486ac835a85c753ca7 · Note