Use After Free in Linux Kernel
CVE-2022-1205
A NULL pointer dereference 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 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.5% 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 v5.18-rc1
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2022/04/02/4 (Exploit, Mailing List, Third Party Advisory)
- github.com/torvalds/linux/commit/fc6d01ff9ef03b66d4a3a23b46fc3c3d8cf92009 (Patch, Third Party Advisory)
- github.com/torvalds/linux/commit/82e31755e55fbcea6a9dfaae5fe4860ade17cbc0 (Patch, Third Party Advisory)
- access.redhat.com/security/cve/CVE-2022-1205 (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-1205?
- CVE-2022-1205 is a medium-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 4.7/10. Published 2022-08-31.
- How severe is CVE-2022-1205?
- Medium severity. CVSS v3 base score is 4.7 out of 10.