#VU63430 Use-after-free


Published: 2022-05-19

Vulnerability identifier: #VU63430

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-1195

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor:

Description

The vulnerability allows a local user to perform a denial of service attack.

The vulnerability exists due to a use-after-free error in the drivers/net/hamradio. A local user can cause a denial of service (DOS) when the mkiss or sixpack device is detached.

Mitigation
Install updates from vendor's website.

Vulnerable software versions


External links
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3e0588c291d6ce225f2b891753ca41d45ba42469
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b2f37aead1b82a770c48b5d583f35ec22aabb61e
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0b9111922b1f399aba6ed1e1b8f2079c3da1aed8
http://bugzilla.redhat.com/show_bug.cgi?id=2056381
http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=81b1d548d00bcd028303c4f3150fa753b9b8aa71
http://www.debian.org/security/2022/dsa-5127


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability