#VU102977 Buffer overflow in Linux kernel - CVE-2024-57888

Vulnerability identifier: #VU102977

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-2024-57888

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 perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the workqueue_softirq_dead(), __flush_workqueue() and start_flush_work() functions in kernel/workqueue.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12, 6.12.1, 6.12.2, 6.12.3, 6.12.4, 6.12.5, 6.12.6, 6.12.7, 6.12.8

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External links
https://git.kernel.org/stable/c/de35994ecd2dd6148ab5a6c5050a1670a04dec77
https://git.kernel.org/stable/c/ffb231471a407c96e114070bf828cd2378fdf431
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.9

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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.