Out-of-bounds Read Affecting pcre3 package, versions <2:8.39-2.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN10-PCRE3-345564
- published16 Feb 2017
- disclosed16 Feb 2017
Introduced: 16 Feb 2017
CVE-2017-6004 (opens in a new tab)How to fix?
Upgrade Debian:10 pcre3 to version 2:8.39-2.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pcre3 package and not the pcre3 package as distributed by Debian.
See How to fix? for Debian:10 relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2017-6004
- https://bugs.exim.org/show_bug.cgi?id=2035
- https://vcs.pcre.org/pcre/code/trunk/pcre_jit_compile.c?r1=1676&r2=1680&view=patch
- https://security.gentoo.org/glsa/201706-11
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E
- https://access.redhat.com/errata/RHSA-2018:2486
- http://www.securityfocus.com/bid/96295
- http://www.securitytracker.com/id/1037850
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-6004
- 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