#VU102573 Integer overflow in FFmpeg - CVE-2024-35369

Vulnerability identifier: #VU102573

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-35369

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FFmpeg
Universal components / Libraries / Libraries used by multiple products

Vendor: ffmpeg.sourceforge.net

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow within the avcodec/speexdec.c module. A remote attacker can pass specially crafted data to the application, trigger an integer overflow and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FFmpeg: 6.0 - 6.1.1

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External links
https://gist.github.com/1047524396/455093807666f2e351d674750c8cd0b8
https://github.com/FFmpeg/FFmpeg/blob/n6.1.1/libavcodec/speexdec.c#L1423
https://github.com/ffmpeg/ffmpeg/commit/0895ef0d6d6406ee6cd158fc4d47d80f201b8e9c

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.