High severity7.5NVD Advisory· Published Mar 20, 2017· Updated Jun 17, 2026
CVE-2017-7186
CVE-2017-7186
Description
libpcre1 in PCRE 8.40 and libpcre2 in PCRE2 10.23 allow remote attackers to cause a denial of service (segmentation violation for read access, and application crash) by triggering an invalid Unicode property lookup.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
34- osv-coords32 versionspkg:rpm/suse/pcre&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP3pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP4pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2012%20SP5pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/pcre&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP5pkg:rpm/suse/pcre&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/pcre&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/pcre&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/pcre&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/selinux-policy&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/selinux-policy&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/selinux-policy&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/selinux-policy&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/selinux-policy&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/selinux-policy&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209
< 8.45-8.7.1+ 31 more
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 8.45-8.7.1
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
- (no CPE)range: < 20140730-36.5.2
Patches
Vulnerability mechanics
References
10- blogs.gentoo.org/ago/2017/03/14/libpcre-invalid-memory-read-in-match-pcre_exec-c/nvdPatchThird Party Advisory
- vcs.pcre.org/pcre/code/trunk/pcre_internal.hnvdPatch
- vcs.pcre.org/pcre/code/trunk/pcre_ucd.cnvdPatch
- vcs.pcre.org/pcre2/code/trunk/src/pcre2_internal.hnvdPatch
- vcs.pcre.org/pcre2/code/trunk/src/pcre2_ucd.cnvdPatch
- bugs.exim.org/show_bug.cginvdThird Party Advisory
- www.securityfocus.com/bid/97030nvd
- access.redhat.com/errata/RHSA-2018:2486nvd
- security.gentoo.org/glsa/201710-09nvd
- security.gentoo.org/glsa/201710-25nvd
News mentions
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