PT-2018-14674 · Libav · Libav

Published 2018-10-30 · Updated 2020-08-24 · CVE-2018-18826

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Libav version 12.3

Description A heap-based buffer overflow exists in the vc1 decode p mb intfi function in vc1 block.c, which can be exploited by attackers to cause a denial-of-service via a crafted aac file.

Recommendations For Libav version 12.3, update to a version that fixes the heap-based buffer overflow in the vc1 decode p mb intfi function.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2018-18826

Affected Products

Libav

References · 6

• 🔥 https://bugzilla.libav.org/show_bug.cgi?id=1135 · Exploit
• https://cve.org/CVERecord?id=CVE-2018-18826 · Security Note
• https://ubuntu.com/security/CVE-2018-18826 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-18826 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-18826 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-18826 · Security Note