PT-2015-7787 · Philip Hazel+4 · Pcre+4

Published 2015-12-01 · Updated 2023-02-16 · CVE-2015-8386

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions PCRE versions prior to 8.38

Description The issue concerns the mishandling of lookbehind assertions and mutually recursive subpatterns, allowing remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression. This can be demonstrated by a JavaScript RegExp object encountered by Konqueror.

Recommendations For PCRE versions prior to 8.38, update to version 8.38 or later to resolve the issue.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CESA-2016_1025

CVE-2015-8386

RHSA-2016:1025

RHSA-2016:1132

RHSA-2016:2750

RHSA-2016_1025

SUSE-SU-2016:2971-1

SUSE-SU-2016:3161-1

SUSE-SU-2017:2699-1

SUSE-SU-2017:2700-1

USN-2943-1

Affected Products

Centos

Pcre

Red Hat

Suse

Ubuntu

References · 146

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3217 · Security Note
• https://ubuntu.com/security/CVE-2015-8389 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2015-8386 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8383 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8393 · Security Note
• https://ubuntu.com/security/CVE-2015-8394 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2015-8386 · Security Note
• http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.html · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2326 · Security Note
• https://ubuntu.com/security/CVE-2015-8383 · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-8393 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8390 · Security Note
• http://rhn.redhat.com/errata/RHSA-2016-2750.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2015-8390 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-8386 · Vendor Advisory