PT-2025-8504 · Linux+1 · Linux Kernel+1

Kuniyuki Iwashima · CVE-2022-49571 · Published 2025-02-26 · Updated 2025-02-27

Positive Technologies (AI Summary)

CVSS v3.1

4.7

Medium

Base vector

AV:L/AC:H/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 data-race issue exists around sysctl tcp max reordering in the Linux kernel. The value of sysctl tcp max reordering can be changed concurrently while it is being read, which requires the use of READ ONCE() to ensure data consistency.

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

Exploit

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

CVE-2022-49571

Affected Products

Astra Linux

Linux Kernel

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49571.json · Exploit
• https://git.kernel.org/stable/c/064852663308c801861bd54789d81421fa4c2928 · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-49571 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-49571 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49571 · Vendor Advisory
• https://git.kernel.org/stable/c/ce3731c61589ed73364a5b55ce34131762ef9b60 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-49571 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-49571 · Vendor Advisory
• https://git.kernel.org/stable/c/46deb91ac8a790286ad6d24cf92e7ab0ab2582bb · Patch
• https://cve.org/CVERecord?id=CVE-2022-49571 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49571 · Security Note
• https://git.kernel.org/stable/c/50a1d3d097503a90cf84ebe120afcde37e9c33b3 · Patch
• https://git.kernel.org/stable/c/a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae · Patch
• https://git.kernel.org/stable/c/5e38cee24f19d19280c68f1ac8bf6790d607f60a · Patch
• https://git.kernel.org/linus/a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae · Note