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: 1687860 1687858
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:
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Clone Of:
Environment:
Last Closed: 2019-06-10 10:50:36 UTC


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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.


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