Memory leak in Linux kernel md driver

1) Memory leak

EUVDB-ID: #VU89999

Risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26860

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

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

The vulnerability exists due to memory leak within the dm_integrity_rw_tag() function in drivers/md/dm-integrity.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

External links

http://git.kernel.org/stable/c/20e21c3c0195d915f33bc7321ee6b362177bf5bf
http://git.kernel.org/stable/c/338580a7fb9b0930bb38098007e89cc0fc496bf7
http://git.kernel.org/stable/c/74abc2fe09691f3d836d8a54d599ca71f1e4287b
http://git.kernel.org/stable/c/6d35654f03c35c273240d85ec67e3f2c3596c4e0
http://git.kernel.org/stable/c/55e565c42dce81a4e49c13262d5bc4eb4c2e588a

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.