Out-of-bounds read in Libav - CVE-2018-19128

 

Out-of-bounds read in Libav - CVE-2018-19128

Published: July 28, 2019


Vulnerability identifier: #VU19517
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/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-2018-19128
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Libav
Affected software:
Libav

Detailed vulnerability description

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

The vulnerability exists due to heap-based buffer over-read in decode_frame() function in libavcodec/lcldec.c when processing a crafted avi file. A remote attacker can perform a denial of service attack.


How to mitigate CVE-2018-19128

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Sources