Vulnerability in Linux Kernel
CVE-2022-2959
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (29.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel
- Kernel — versions Fixed in kernel 5.19
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-22-1165/ (VDB Entry, Third Party Advisory)
- github.com/torvalds/linux/commit/189b0ddc245139af81198d1a3637cac74f96e13a (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20230214-0005/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-2959?
- CVE-2022-2959 is a high-severity vulnerability in Linux Kernel, classified under Improper Locking. CVSS score: 7.0/10. Published 2022-08-25.
- How severe is CVE-2022-2959?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2022-2959 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.