Stack-based buffer overflow in libde265 - CVE-2020-21601

 

Stack-based buffer overflow in libde265 - CVE-2020-21601

Published: February 9, 2024


Vulnerability identifier: #VU86317
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-21601
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: struktur AG
Affected software:
libde265

Detailed vulnerability description

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

The vulnerability exists due to a boundary error within the put_qpel_fallback() function. A remote attacker can pass a specially crafted file to the application, trigger a stack-based buffer overflow and perform a denial of service (DoS) attack.


How to mitigate CVE-2020-21601

Install updates from vendor's website.

Sources