CVE-2017-6004
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g., the PHP 7.1.1 bundled version) allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted regular expression.
Predictions
Exploit likelihood
83%
Patch ETA
—
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 |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 2:8.39-2.1 |
| debian | bullseye | fixed | 2:8.39-2.1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| pcre | pcre | {"endIncluding":"8.38"} | |
References
- http://www.securityfocus.com/bid/96295
- http://www.securitytracker.com/id/1037850
- https://access.redhat.com/errata/RHSA-2018:2486
- https://bugs.exim.org/show_bug.cgi?id=2035
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
- https://security.gentoo.org/glsa/201706-11
- https://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676&r2=1680&view=patch
- https://www.suse.com/security/cve/CVE-2017-6004.html
- https://security-tracker.debian.org/tracker/CVE-2017-6004
CWEs
CWE-125
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.