PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\.|([^\\\\W_])?)+)+$/.
References
Link | Resource |
---|---|
https://bugs.exim.org/show_bug.cgi?id=1638 | Exploit Issue Tracking Vendor Advisory |
https://bugzilla.redhat.com/show_bug.cgi?id=1228283 | Issue Tracking |
http://www.openwall.com/lists/oss-security/2015/06/03/7 | Mailing List |
http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886 | Third Party Advisory |
http://www.securityfocus.com/bid/75018 | Third Party Advisory VDB Entry |
http://vcs.pcre.org/pcre?view=revision&revision=1566 | Patch |
https://access.redhat.com/errata/RHSA-2016:1132 | |
http://rhn.redhat.com/errata/RHSA-2016-2750.html | |
http://rhn.redhat.com/errata/RHSA-2016-1025.html | |
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html |
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
|
Configuration 3 (hide)
|
Information
Published : 2016-12-13 08:59
Updated : 2018-05-17 18:29
NVD link : CVE-2015-3217
Mitre link : CVE-2015-3217
JSON object : View
CWE
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
Products Affected
ibm
- powerkvm
pcre
- pcre
- pcre2