What’s Vulnerable › Vulnerabilities

CVE-2022-2959

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-25 · updated 2026-10-14
• Weakness: CWE-667

Description

A race condition was found in the Linux kernel's watch queue due to a missing lock in pipe_resize_ring(). The specific flaw exists within the handling of pipe buffers. The issue results from the lack of proper locking when performing operations on an object. This flaw allows a local user to crash the system or escalate their privileges on the system.

Affected products

• Linux kernel: from 5.8 before 5.10.120; from 5.11 before 5.15.45; from 5.16 before 5.17.13; from 5.18 before 5.18.2 — fixed in 5.10.120, 5.15.45, 5.17.13, 5.18.2

How to fix

Upgrade to a fixed version: Linux kernel 5.10.120, 5.15.45, 5.17.13, 5.18.2. Check the vendor advisory for mitigations.

References

• https://github.com/torvalds/linux/commit/189b0ddc245139af81198d1a3637cac74f96e13a
• https://security.netapp.com/advisory/ntap-20230214-0005/
• https://www.zerodayinitiative.com/advisories/ZDI-22-1165/
• https://github.com/torvalds/linux/commit/189b0ddc245139af81198d1a3637cac74f96e13a
• https://security.netapp.com/advisory/ntap-20230214-0005/
• https://www.zerodayinitiative.com/advisories/ZDI-22-1165/
• https://cert-portal.siemens.com/productcert/html/ssa-794697.html

Get alerted when CVE-2022-2959 or the next vulnerability affects your stack