Out-of-bounds write in MPlayer - CVE-2022-38858

Vulnerability identifier: #VU76101

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2022-38858

CWE-ID: CWE-787

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: mplayerhq.hu

Affected software:
MPlayer

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

The vulnerability exists due to a boundary error within the mov_build_index() function in libmpdemux/demux_mov.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.

Install updates from vendor's website.

• https://trac.mplayerhq.hu/ticket/2396
• https://lists.debian.org/debian-lts-announce/2022/12/msg00042.html