Bug 1687837 (CVE-2018-20546) - CVE-2018-20546 libcaca: out of bounds read in function get_rgba_default in caca/dither.c
Summary: CVE-2018-20546 libcaca: out of bounds read in function get_rgba_default in ca...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2018-20546
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1687858 1687860
Blocks:
TreeView+ depends on / blocked
 
Reported: 2019-03-12 13:21 UTC by Dhananjay Arunesh
Modified: 2019-09-29 15:08 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2019-06-10 10:50:36 UTC
Embargoed:

Attachments (Terms of Use)

Description Dhananjay Arunesh 2019-03-12 13:21:13 UTC 
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://bugzilla.redhat.com/show_bug.cgi?id=1652622
https://github.com/cacalabs/libcaca/issues/38

Upstream commit:
https://github.com/cacalabs/libcaca/commit/02a09ec9e5ed8981e7a810bfb6a0172dc24f0790
Comment 1 Dhananjay Arunesh 2019-03-12 13:47:54 UTC 
Created libcaca tracking bugs for this issue:

Affects: fedora-all [bug 1687858]
Comment 2 Dhananjay Arunesh 2019-03-12 13:48:58 UTC 
Created libcaca tracking bugs for this issue:

Affects: epel-all [bug 1687860]
Comment 3 Product Security DevOps Team 2019-06-10 10:50:36 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
Note You need to log in before you can comment on or make changes to this bug.