Bug 1399674 (CVE-2016-9427) - CVE-2016-9427 gc: Integer overflow in GC_MALLOC_ATOMIC
Summary: CVE-2016-9427 gc: Integer overflow in GC_MALLOC_ATOMIC
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2016-9427
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: 1399675 1399676
Blocks: 1399678
TreeView+ depends on / blocked
 
Reported: 2016-11-29 14:45 UTC by Andrej Nemec
Modified: 2019-09-29 14:00 UTC (History)
9 users (show)

Fixed In Version:
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Environment:
Last Closed: 2017-04-04 08:26:40 UTC
Embargoed:

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Description Andrej Nemec 2016-11-29 14:45:07 UTC 
A heap corruption due to integer overflow will occur in gc while parsing maliciously crafted input.

Upstream bug:

https://github.com/ivmai/bdwgc/issues/135

Upstream fixes:

https://github.com/ivmai/bdwgc/commit/4e1a6f9d8f2a49403bbd00b8c8e5324048fb84d4
https://github.com/ivmai/bdwgc/commit/7292c02fac2066d39dd1bcc37d1a7054fd1e32ee
https://github.com/ivmai/bdwgc/commit/552ad0834672fed86ada6430150ef9ebdd3f54d7

References:

http://seclists.org/oss-sec/2016/q4/321
Comment 1 Andrej Nemec 2016-11-29 14:45:43 UTC 
Created gc tracking bugs for this issue:

Affects: fedora-all [bug 1399675]
Affects: epel-5 [bug 1399676]
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