#VU100621 Out-of-bounds read in Linux kernel - CVE-2024-50288

Vulnerability identifier: #VU100621

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-2024-50288

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 vid_cap_start_streaming() function in drivers/media/test-drivers/vivid/vivid-vid-cap.c, within the vivid_vid_cap_s_ctrl() function in drivers/media/test-drivers/vivid/vivid-ctrls.c, within the vivid_create_queue() function in drivers/media/test-drivers/vivid/vivid-core.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.11, 6.11.1, 6.11.2, 6.11.3, 6.11.4, 6.11.5, 6.11.6, 6.11.7

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External links
https://git.kernel.org/stable/c/e6bacd8f2178b22859fe6d9f755f19dfcd9d3862
https://git.kernel.org/stable/c/96d8569563916fe2f8fe17317e20e43f54f9ba4b
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.8
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12

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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.