CVE-2015-2328
Description
PCRE before 8.36 mishandles the /((?(R)a|(?1)))+/ pattern and related patterns with certain recursion, which allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 2:8.35-7.2 |
| debian | bullseye | fixed | 2:8.35-7.2 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| pcre | pcre | {"endIncluding":"8.35"} | |
References
- http://rhn.redhat.com/errata/RHSA-2016-1025.html
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886
- http://www.fortiguard.com/advisory/FG-VD-15-014/
- http://www.openwall.com/lists/oss-security/2015/11/29/1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/74924
- https://bugs.exim.org/show_bug.cgi?id=1515
- https://jira.mongodb.org/browse/SERVER-17252
- https://security-tracker.debian.org/tracker/CVE-2015-2328
CWEs
CWE-19
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.