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: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED UPSTREAM QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: dvlasenk, jchaloup, nforro
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2019-06-08 03:15:28 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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.