Bug 1530539 (CVE-2017-1000421) - CVE-2017-1000421 gifsicle: use-after-free in the read_gif function
Summary: CVE-2017-1000421 gifsicle: use-after-free in the read_gif function
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2017-1000421
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: 1530540 1530541
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-01-03 10:14 UTC by Adam Mariš
Modified: 2019-09-29 14:29 UTC (History)
1 user (show)

Fixed In Version: gifsicle 1.90
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Clone Of:
Environment:
Last Closed: 2019-06-08 03:36:06 UTC
Embargoed:

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Description Adam Mariš 2018-01-03 10:14:36 UTC 
Gifsicle gifview 1.89 and older is vulnerable to a use-after-free in the read_gif function resulting potential code execution.

Upstream bug:

https://github.com/kohler/gifsicle/issues/114

Upstream patch:

https://github.com/kohler/gifsicle/commit/81fd7823f6d9c85ab598bc850e40382068361185
Comment 1 Adam Mariš 2018-01-03 10:14:57 UTC 
Created gifsicle tracking bugs for this issue:

Affects: epel-all [bug 1530541]
Affects: fedora-all [bug 1530540]
Comment 2 Product Security DevOps Team 2019-06-08 03:36:06 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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