Bug 1359145 (CVE-2016-6263) - CVE-2016-6263 libidn: Crash when given invalid UTF-8 data on input
Summary: CVE-2016-6263 libidn: Crash when given invalid UTF-8 data on input
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2016-6263
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1359146 1359147 1359148 1452750
Blocks: 1359151
TreeView+ depends on / blocked
 
Reported: 2016-07-22 12:03 UTC by Adam Mariš
Modified: 2019-09-29 13:53 UTC (History)
8 users (show)

Fixed In Version: libidn 1.33
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Clone Of:
Environment:
Last Closed: 2016-07-28 09:13:35 UTC
Embargoed:

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Description Adam Mariš 2016-07-22 12:03:22 UTC 
It was found that when presented with invalid UTF-8 data, stringprep_utf8_nfkc_normalize reject such input, causing application crash.

Upstream fix:

http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=1fbee57ef3c72db2206dd87e4162108b2f425555
changelog: http://git.savannah.gnu.org/cgit/libidn.git/commit/?id=1d2413555dcd1fef26b80445a00a4637965a2df0

CVE assignment:

http://seclists.org/oss-sec/2016/q3/124
Comment 1 Adam Mariš 2016-07-22 12:04:48 UTC 
Created libidn tracking bugs for this issue:

Affects: fedora-all [bug 1359146]
Comment 2 Adam Mariš 2016-07-22 12:04:54 UTC 
Created mingw-libidn tracking bugs for this issue:

Affects: fedora-all [bug 1359147]
Affects: epel-7 [bug 1359148]
Comment 3 Fedora Update System 2016-07-24 20:18:12 UTC 
libidn-1.33-1.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.
Comment 7 Fedora Update System 2016-08-08 23:56:11 UTC 
libidn-1.33-1.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.
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