Vulnerability identifier: #VU92094

Vulnerability risk: Low

CVSSv3.1: 7.7 [AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-36917

CWE-ID: CWE-119

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 memory corruption within the blk_ioctl_discard() function in block/ioctl.c. A local user can escalate privileges on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/8a26198186e97ee5fc4b42fde82629cff8c75cd6
http://git.kernel.org/stable/c/e1d38cde2b7b0fbd1c48082e7a98c37d750af59b
http://git.kernel.org/stable/c/507d526a98c355e6f3fb2c47aacad44a69784bee
http://git.kernel.org/stable/c/22d24a544b0d49bbcbd61c8c0eaf77d3c9297155

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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.