CVE-2022-1195

A use-after-free vulnerability was found in the Linux kernel in drivers/net/hamradio. This flaw allows a local attacker with a user privilege to cause a denial of service (DOS) when the mkiss or sixpack device is detached and reclaim resources early.

• CWE-362
• CWE-416

• https://bugzilla.redhat.com/show_bug.cgi?id=2056381Issue Tracking, Third Party Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b9111922b1f399aba6ed1e1b8f2079c3da1aed8Mailing List, Patch, Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e0588c291d6ce225f2b891753ca41d45ba42469Mailing List, Patch, Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=81b1d548d00bcd028303c4f3150fa753b9b8aa71Mailing List, Patch, Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b2f37aead1b82a770c48b5d583f35ec22aabb61eMailing List, Patch, Vendor Advisory
• https://www.debian.org/security/2022/dsa-5127Third Party Advisory
• https://www.debian.org/security/2022/dsa-5173Third Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=2056381Issue Tracking, Third Party Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b9111922b1f399aba6ed1e1b8f2079c3da1aed8Mailing List, Patch, Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e0588c291d6ce225f2b891753ca41d45ba42469Mailing List, Patch, Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=81b1d548d00bcd028303c4f3150fa753b9b8aa71Mailing List, Patch, Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b2f37aead1b82a770c48b5d583f35ec22aabb61eMailing List, Patch, Vendor Advisory
• https://www.debian.org/security/2022/dsa-5127Third Party Advisory
• https://www.debian.org/security/2022/dsa-5173Third Party Advisory

Published

Apr 29, 2022

Last Modified

Jun 17, 2026

Status

Modified

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