Bug 1834968 (CVE-2020-12761) - CVE-2020-12761 imlib2: integer overflow leading to an out-of-bounds read due to an icon with many colors in its color map
Summary: CVE-2020-12761 imlib2: integer overflow leading to an out-of-bounds read due ...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-12761
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1834969 1834970
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-05-12 19:00 UTC by Guilherme de Almeida Suckevicz
Modified: 2020-05-13 16:26 UTC (History)
3 users (show)

Fixed In Version:
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Environment:
Last Closed: 2020-05-12 22:32:12 UTC
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Description Guilherme de Almeida Suckevicz 2020-05-12 19:00:53 UTC
modules/loaders/loader_ico.c in imlib2 1.6.0 has an integer overflow (with resultant invalid memory allocations and out-of-bounds reads) via an icon with many colors in its color map.

Reference and upstream commit:
https://git.enlightenment.org/legacy/imlib2.git/commit/?id=c95f938ff1effaf91729c050a0f1c8684da4dd63

Comment 1 Guilherme de Almeida Suckevicz 2020-05-12 19:01:12 UTC
Created imlib2 tracking bugs for this issue:

Affects: epel-all [bug 1834970]
Affects: fedora-all [bug 1834969]

Comment 2 Product Security DevOps Team 2020-05-12 22:32:12 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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