Vulnerability identifier: #VU67477
Vulnerability risk: Low
CVSSv3.1:
CVE-ID:
CWE-ID:
CWE-362
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition in the Linux kernel's IP framework for transforming packets (XFRM subsystem) when multiple calls to xfrm_probe_algs occurred simultaneously. A local user can exploit the race and escalate privileges on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Linux kernel: All versions
CPE
External links
http://github.com/torvalds/linux/commit/ba953a9d89a00c078b85f4b190bc1dde66fe16b5
http://lore.kernel.org/all/YtoWqEkKzvimzWS5@gondor.apana.org.au/T/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/F3MYP7WX4PNE6RCITVXA43CECBZT4CL6/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JKVA75UHKVOHNOEPCLUHTFGWCOOUBDM3/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PEQYVCNYUWB4CJ2YRAYNF2GGFQ7SUYC4/
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?