#VU64079 Memory leak


Published: 2022-06-08

Vulnerability identifier: #VU64079

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-1012

CWE-ID: CWE-401

Exploitation vector: Network

Exploit availability: No

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

Vendor: Linux Foundation

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient randomization in the net/ipv4/tcp.c when calculating port offsets in Linux kernel cause by small table perturb size. A remote attacker can cause memory leak and gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: All versions


CPE

External links
http://ubuntu.com/security/notices/USN-5471-1
http://bugzilla.redhat.com/show_bug.cgi?id=2064604


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability