Vulnerability identifier: #VU76104

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38863

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MPlayer
Other software / Other software solutions

Vendor: mplayerhq.hu

Description

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

The vulnerability exists due to a boundary error within the mp_getbits() function in libmpdemux/mpeg_hdr.c. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and crash the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MPlayer: 1.0 - 1.5

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External links
http://trac.mplayerhq.hu/ticket/2405
http://lists.debian.org/debian-lts-announce/2022/12/msg00042.html

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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.