Use After Free in Linux Kernel
CVE-2022-2318
There are use-after-free vulnerabilities caused by timer handler in net/rose/rose_timer.c of linux that allow attackers to crash linux kernel without any privileges.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.7% 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
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/9cc02ede696272c5271a401e4f27c262359bc2f6 (Patch, Third Party Advisory)
- www.debian.org/security/2022/dsa-5191 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/10/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20230120-0001/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-2318?
- CVE-2022-2318 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 5.5/10. Published 2022-07-06.
- How severe is CVE-2022-2318?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-2318 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.