Out-of-bounds read in vlc (Alpine package)

1) Out-of-bounds read

EUVDB-ID: #VU33164

Risk: Low

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-14438

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

A heap-based buffer over-read in xiph_PackHeaders() in modules/demux/xiph.h in VideoLAN VLC media player 3.0.7.1 allows remote attackers to trigger a heap-based buffer over-read via a crafted .ogg file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

vlc (Alpine package): 3.0.7.1-r0 - 3.0.7.1-r2

CPE2.3

• cpe:2.3:o:alpine:vlc_alpine_package:3.0.7.1-r0:*:*:*:*:alpine_linux:*:3.9
• cpe:2.3:o:alpine:vlc_alpine_package:3.0.7.1-r1:*:*:*:*:alpine_linux:*:3.9
• cpe:2.3:o:alpine:vlc_alpine_package:3.0.7.1-r2:*:*:*:*:alpine_linux:*:3.10

External links

https://git.alpinelinux.org/aports/commit/?id=312cad7bde45dd571a1b025941f2ad2f117bb22c

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.