What’s Vulnerable › Vulnerabilities

CVE-2022-49578: ip: Fix data-races around sysctl_ip_prot_sock.

• Severity: medium (CVSS 4.7 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-26 · updated 2026-06-17
• Weakness: CWE-362

Description

In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctl_ip_prot_sock. sysctl_ip_prot_sock is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protection to avoid load/store-tearing.

Affected products

• Linux kernel: from 4.11 before 5.10.134; from 5.11 before 5.15.58; from 5.16 before 5.18.15; 5.19-rc1, 5.19-rc2, 5.19-rc3, 5.19-rc4, 5.19-rc5, 5.19-rc6 (+1) — fixed in 5.10.134, 5.15.58, 5.18.15

How to fix

Upgrade to a fixed version: Linux kernel 5.10.134, 5.15.58, 5.18.15. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/95724fe897a4ecf2be51452ef96e818568071664
• https://git.kernel.org/stable/c/9add240f76af6d141d2eebd3a1558a0e503a993d
• https://git.kernel.org/stable/c/9b55c20f83369dd54541d9ddbe3a018a8377f451
• https://git.kernel.org/stable/c/ef699813d99cc29e6e25c9f6da7766526cc8bd6e

Get alerted when CVE-2022-49578 or the next vulnerability affects your stack