Bug 1463736 (CVE-2017-9728, CVE-2017-9729)

Summary:	CVE-2017-9728 CVE-2017-9729 uclibc: Multiple vulnerabilities
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dvlasenk, jchaloup, nforro
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Last Closed:	2019-06-08 03:15:28 UTC	Type:	---
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
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Embargoed:
Bug Depends On:	1463737
Bug Blocks:

Description Andrej Nemec 2017-06-21 15:31:45 UTC

Multiple vulnerabilities were reported in uClibc.

CVE-2017-9728:

In uClibc 0.9.33.2, there is an out-of-bounds read in the get_subexp function in misc/regex/regexec.c when processing a crafted regular expression.

CVE-2017-9729:

In uClibc 0.9.33.2, there is stack exhaustion (uncontrolled recursion) in the check_dst_limits_calc_pos_1 function in misc/regex/regexec.c when processing a crafted regular expression.

References:

http://seclists.org/oss-sec/2017/q2/486

Comment 1 Andrej Nemec 2017-06-21 15:32:07 UTC

Created uClibc tracking bugs for this issue:

Affects: fedora-all [bug 1463737]

Comment 2 Product Security DevOps Team 2019-06-08 03:15:28 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.