#VU99047 Input validation error in Linux kernel - CVE-2024-47754

Vulnerability identifier: #VU99047

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-2024-47754

CWE-ID: CWE-20

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 improper input validation within the vdec_h264_slice_single_decode() function in drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_h264_req_multi_if.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/588bcce9e64cc5138858ab562268eb3943c5b06c
https://git.kernel.org/stable/c/47b3b97930913ca74a595cc12bdbb650259afc6e
https://git.kernel.org/stable/c/301f7778263116388c20521a1a641067647ab31c
https://git.kernel.org/stable/c/9be85491619f1953b8a29590ca630be571941ffa

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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.