CVE-2018-18827 Information

Description

There exists a heap-based buffer over-read in ff_vc1_pred_dc in vc1_block.c in Libav 12.3 which allows attackers to cause a denial-of-service via a crafted aac file.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://bugzilla.libav.org/show_bug.cgi?id=1135

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5