CVE-2018-20546 Information

Description

There is an illegal READ memory access at caca/dither.c (function get_rgba_default) in libcaca 0.99.beta19 for the default bpp case.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.html https://bugzilla.redhat.com/show_bug.cgi?id=1652622 https://lists.debian.org/debian-lts-announce/2019/01/msg00007.html https://usn.ubuntu.com/3860-1/ https://usn.ubuntu.com/3860-2/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.1