Use After Free in Linux Kernel
CVE-2022-1204
A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.
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 (32.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.0% 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 — versions 5.17
- Debian Linux — versions 10.0
- Fedoraproject Fedora — versions 34, 35
- Kernel — versions Not-Known.
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2022/04/02/2 (Exploit, Patch, Mailing List, Third Party Advisory)
- security-tracker.debian.org/tracker/CVE-2022-1204 (Third Party Advisory)
- access.redhat.com/security/cve/CVE-2022-1204 (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2022-1204?
- CVE-2022-1204 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 5.5/10. Published 2022-08-29.
- How severe is CVE-2022-1204?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-1204 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.