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Bug 1396967 - (CVE-2016-9391) CVE-2016-9391 jasper: reachable assertions in the JPC bitstream code
CVE-2016-9391 jasper: reachable assertions in the JPC bitstream code
Status: CLOSED ERRATA
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20161025,reported=2...
: Reopened, Security
Depends On: 1396986 1396987 1396988 1396989 1439171 1439172 1439173 1439174
Blocks: 1314477
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Reported: 2016-11-21 05:01 EST by Adam Mariš
Modified: 2017-05-09 17:42 EDT (History)
24 users (show)

See Also:
Fixed In Version: jasper 1.900.14
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Last Closed: 2017-05-09 17:42:29 EDT
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RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:1208 normal SHIPPED_LIVE Important: jasper security update 2017-05-09 17:13:57 EDT

  None (edit)
Description Adam Mariš 2016-11-21 05:01:07 EST 
An assertion failure was used in JPC bitstream code when integer larger than what can be handled is requested.

Upstream patch:

https://github.com/mdadams/jasper/commit/1e84674d95353c64e5c4c0e7232ae86fd6ea813b

CVE assignment:

http://seclists.org/oss-sec/2016/q4/441
Comment 1 Adam Mariš 2016-11-21 05:33:29 EST 
Created mingw-jasper tracking bugs for this issue:

Affects: fedora-all [bug 1396987]
Affects: epel-7 [bug 1396989]
Comment 2 Adam Mariš 2016-11-21 05:33:46 EST 
Created jasper tracking bugs for this issue:

Affects: fedora-all [bug 1396986]
Affects: epel-5 [bug 1396988]
Comment 5 Tomas Hoger 2016-11-29 17:37:05 EST 
Impact of this problem is limited to unexpected application termination.  There is currently no plan to backport the fix to already released Red Hat Enterprise Linux versions.
Comment 6 Tomas Hoger 2016-11-30 03:49:46 EST 
Quoting relevant part of the original reporter's advisory for posterity:

Affected version:
1.900.13

Output/failure:
type = 0xff05 (UNKNOWN); len = 20;01 40 40 00 f0 00 00 00 00 00 00 00 00 00 00 00 00 00 imginfo: /tmp/portage/media-libs/jasper-1.900.13/work/jasper-1.900.13/src/libjasper/jpc/jpc_bs.c:197: long jpc_bitstream_getbits(jpc_bitstream_t *, int): Assertion `n >= 0 && n < 32' failed.

Commit fix:
https://github.com/mdadams/jasper/commit/1e84674d95353c64e5c4c0e7232ae86fd6ea813b

Fixed version:
1.900.14

Testcase:
https://github.com/asarubbo/poc/blob/master/00014-jasper-assert-jpc_bitstream_getbits

CVE:
CVE-2016-9391
Comment 7 Tomas Hoger 2017-03-31 17:04:54 EDT 
Re-considering inclusion for easier future testing.
Comment 8 errata-xmlrpc 2017-05-09 13:19:43 EDT 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:1208 https://access.redhat.com/errata/RHSA-2017:1208
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