#VU87785 Integer overflow in dav1d
Vulnerability identifier: #VU87785
Vulnerability risk: High
CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-190
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
dav1d
Other software /
Other software solutions
Vendor: VideoLAN
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow within the AV1 decoder when decoding videos with large frame size. A remote attacker can trick the victim to play a specially crafted video file, trigger an integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
dav1d: 0.1.0 - 1.3.0
External links
http://code.videolan.org/videolan/dav1d/-/releases/1.4.0
http://code.videolan.org/videolan/dav1d/-/blob/master/NEWS
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5EPMUNDMEBGESOJ2ZNCWYEAYOOEKNWOO/
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.
