CVE-2022-1199
HIGH severity · CVSS 7.5 · Use-after-free
7.5CVSS HIGH
Summary
A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)2%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/torvalds/linux/commit/4e0f718daf97d47cf7dec122da1be970f145c809 ↗
Additional information
- NVD record
- https://github.com/torvalds/linux/commit/4e0f718daf97d47cf7dec122da1be970f145c809Patch
- https://github.com/torvalds/linux/commit/71171ac8eb34ce7fe6b3267dce27c313ab3cb3acPatch
- https://github.com/torvalds/linux/commit/7ec02f5ac8a5be5a3f20611731243dc5e1d9ba10Patch
- https://access.redhat.com/security/cve/CVE-2022-1199Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2070694Advisory
- https://security.netapp.com/advisory/ntap-20221228-0006/Advisory
- https://www.openwall.com/lists/oss-security/2022/04/02/5Advisory