#VU90330 Out-of-bounds read in Linux kernel - CVE-2024-26780

Vulnerability identifier: #VU90330

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26780

CWE-ID: CWE-125

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 perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the unix_gc() function in net/unix/garbage.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

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External links
https://git.kernel.org/stable/c/2a3d40b4025fcfe51b04924979f1653993b17669
https://git.kernel.org/stable/c/69e0f04460f4037e01e29f0d9675544f62aafca3
https://git.kernel.org/stable/c/cb8890318dde26fc89c6ea67d6e9070ab50b6e91
https://git.kernel.org/stable/c/36f7371de977f805750748e80279be7e370df85c
https://git.kernel.org/stable/c/25236c91b5ab4a26a56ba2e79b8060cf4e047839

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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.