CVE-2018-20546

high

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.

References

https://usn.ubuntu.com/3860-2/

https://usn.ubuntu.com/3860-1/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZSBCRN6EGQJUVOSD4OEEQ6XORHEM2CUL/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PC7EGOEQ5C4OD66ZUJJIIYEXBTZOCMZX/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6WFGYICNTMNDNMDDUV4G2RYFB5HNJCOV/

https://lists.debian.org/debian-lts-announce/2019/01/msg00007.html

https://github.com/cacalabs/libcaca/issues/38

https://github.com/cacalabs/libcaca/commit/1022d97496c7899e8641515af363381b31ae2f05

https://bugzilla.redhat.com/show_bug.cgi?id=1652622

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00033.html

Details

Source: Mitre, NVD

Published: 2018-12-28

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 8.1

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

Severity: High