Denial of service in VideoLAN dav1d



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-32570
CWE-ID CWE-362
Exploitation vector Network
Public exploit N/A
Vulnerable software
 dav1d
Other software / Other software solutions

Vendor VideoLAN

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Race condition

EUVDB-ID: #VU79791

Risk: Low

CVSSv4.0: 1.2 [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-2023-32570

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in thread_task.c, related to dav1d_decode_frame_exit(). A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

dav1d: 0.1.0 - 1.1.0

CPE2.3 External links

https://code.videolan.org/videolan/dav1d/-/tags/1.2.0
https://code.videolan.org/videolan/dav1d/-/commit/cf617fdae0b9bfabd27282854c8e81450d955efa
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LXZ6CUNJFDJLCFOZHY2TIGMCAEITLCRP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3WGSO7UMOF4MVLQ5H6KIV7OG6ONS377B/


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.



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