CVE-2015-8384
Description
PCRE before 8.38 mishandles the /(?J)(?'d'(?'d'\g{d}))/ pattern and related patterns with certain recursive back references, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, a related issue to CVE-2015-8392 and CVE-2015-8395.
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 | perl_compatible_regular_expression_library | {"endIncluding":"8.37"} | |
References
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup
- http://www.openwall.com/lists/oss-security/2015/11/29/1
- https://access.redhat.com/errata/RHSA-2016:1132
- https://bto.bluecoat.com/security-advisory/sa128
- https://security.gentoo.org/glsa/201607-02
- https://security-tracker.debian.org/tracker/CVE-2015-8384
CWEs
CWE-119
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.