Use-after-free in VideoLAN VLC Media Player



| Updated: 2020-08-03
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-14437
CWE-ID CWE-416
Exploitation vector Local
Public exploit N/A
Vulnerable software
 VLC Media Player
Client/Desktop applications / Multimedia software

Vendor VideoLAN

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU33163

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-2019-14437

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The xiph_SplitHeaders function in modules/demux/xiph.h in VideoLAN VLC media player 3.0.7.1 does not check array bounds properly. As a result, a heap-based buffer over-read can be triggered via a crafted .ogg file.

Mitigation

Install update from vendor's website.

Vulnerable software versions

VLC Media Player: 3.0.7.1

CPE2.3 External links

https://git.videolan.org/?p=vlc.git&a=search&h=refs%2Fheads%2Fmaster&st=commit&s=cve-2019
https://lists.opensuse.org/opensuse-security-announce/2020-04/msg00036.html
https://lists.opensuse.org/opensuse-security-announce/2020-04/msg00046.html
https://seclists.org/bugtraq/2019/Aug/36
https://security.gentoo.org/glsa/201909-02
https://usn.ubuntu.com/4131-1/
https://www.debian.org/security/2019/dsa-4504
https://www.videolan.org/security/sb-vlc308.html


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.



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