Memory leak in Linux kernel IPsec

Published: 2022-11-30

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2022-3633
CWE-ID	CWE-401
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Linux kernel Operating systems & Components / Operating system
Vendor	Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Memory leak

EUVDB-ID: #VU69764

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-3633

CWE-ID:

Exploit availability:

Description

The vulnerability allows a local user to perform a DoS attack.

The vulnerability exists due memory leak within the j1939_session_destroy() function in net/can/j1939/transport.c. A local user can force the system to leak memory and perform denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Linux kernel: All versions

Fixed software versions

CPE2.3

cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

http://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=8c21c54a53ab21842f5050fa090f26b03c0313d6
http://lists.debian.org/debian-lts-announce/2022/11/msg00001.html

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?