Bug 1399674 – CVE-2016-9427 gc: Integer overflow in GC_MALLOC_ATOMIC

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

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

Status:	CLOSED WONTFIX

Aliases:	CVE-2016-9427

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=moderate,public=20160821,repor...
Keywords:	Security

Depends On:	1399675 1399676
Blocks:	1399678
	Show dependency tree / graph

Reported:	2016-11-29 09:45 EST by Andrej Nemec
Modified:	2017-04-04 04:26 EDT (History)
CC List:	9 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2017-04-04 04:26:40 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

Groups: None (edit)

Description Andrej Nemec 2016-11-29 09:45:07 EST

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 09:45:43 EST

Created gc tracking bugs for this issue:

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

Note You need to log in before you can comment on or make changes to this bug.