Bug 1316427 - (CVE-2015-8833) CVE-2015-8833 pidgin-otr: heap use after free vulnerability
CVE-2015-8833 pidgin-otr: heap use after free vulnerability
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20160309,repor...
: Security
Depends On: 1316429 1316428
Blocks:
  Show dependency treegraph
 
Reported: 2016-03-10 03:40 EST by Andrej Nemec
Modified: 2016-03-10 16:42 EST (History)
3 users (show)

See Also:
Fixed In Version: pidgin-otr 4.0.3
Doc Type: Bug Fix
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Description Andrej Nemec 2016-03-10 03:40:40 EST
The pidgin-otr plugin version 4.0.2 fixes a heap use after free error. The bug is triggered when a user tries to authenticate a buddy and happens in the function create_smp_dialog.

External references:

https://blog.fuzzing-project.org/39-Heap-use-after-free-in-Pidgin-OTR-plugin.html
http://seclists.org/oss-sec/2016/q1/572

Upstream bug report:

https://bugs.otr.im/issues/88

Upstream fix:

https://bugs.otr.im/projects/pidgin-otr/repository/revisions/aaf551b9dd5cbba8c4abaa3d4dc7ead860efef94
Comment 1 Andrej Nemec 2016-03-10 03:41:08 EST
Created pidgin-otr tracking bugs for this issue:

Affects: fedora-all [bug 1316428]
Affects: epel-6 [bug 1316429]

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