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
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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: CWE-401 - Improper Release of Memory Before Removing Last Reference ('Memory Leak')

Exploit availability: No

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


CPE2.3 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?



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