High severity · published May 27, 2024
CVE-2023-6349
Heap overflow in libvpx
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
A heap overflow vulnerability exists in libvpx - Encoding a frame that has larger dimensions than the originally configured size with VP9 may result in a heap overflow in libvpx.
We recommend upgrading to version 1.13.1 or above
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
libvpx · Chromium
1.5.0 before 1.13.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6349
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6349
Exploit
https://crbug.com/webm/1642
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Integer overflow in libvpx