PT-2025-8430 · Linux+2 · Linux Kernel+2

Published 2022-05-11 · Updated 2025-04-16 · CVE-2022-49497

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 identified, related to the skb checksum help() function. The issue can cause a crash, as demonstrated by a syzbot report. To address this, the code has been modified to replace BUG() with WARN ON ONCE(), allowing the function to return an error code instead of crashing. However, the underlying bug still needs to be fixed.

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

Exploit

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

BDU:2026-02617

CVE-2022-49497

SUSE-SU-2025:1176-1

SUSE-SU-2025:1241-1

SUSE-SU-2025:1293-1

SUSE-SU-2025_1241-1

SUSE-SU-2025_1293-1

Affected Products

Astra Linux

Linux Kernel

Suse

References · 1459

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49497.json · Exploit
• https://git.kernel.org/stable/c/6320ae1b5876c30bf98203b6a5abe8b5c45e6a04 · Patch
• https://git.kernel.org/stable/c/d5281245f3502e960cb6b89348767b935379cee3 · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-49497 · Vendor Advisory
• https://git.kernel.org/stable/c/312c43e98ed190bd8fd7a71a0addf9539d5b8ab1 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:1293-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49497 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-02617 · Security Note
• https://git.kernel.org/stable/c/b1320c9a4d30ff54b824a8ad6036e0b5fb4c5e73 · Patch
• https://osv.dev/vulnerability/CVE-2022-49497 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:1241-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-49497 · Security Note
• https://git.kernel.org/stable/c/d7ea0d9df2a6265b2b180d17ebc64b38105968fc · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49497 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-49497 · Security Note