PT-2017-18320 · Philip Hazel+1 · Pcre2+1

Published 2017-05-01 · Updated 2018-08-28 · CVE-2017-8399

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 PCRE2 versions prior to 10.30

Description The issue is caused by a stack-based buffer overflow in pcre2 match.c, related to a pattern with very many captures, resulting in an out-of-bounds write.

Recommendations For versions prior to 10.30, update to version 10.30 or later to resolve the issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2017-2563

CVE-2017-8399

Affected Products

Alt Linux

Pcre2

References · 17

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8786 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2017-8399 · Security Note
• https://errata.altlinux.org/ALT-PU-2017-2563 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8399 · Security Note
• https://cve.org/CVERecord?id=CVE-2017-8399 · Security Note
• https://vcs.pcre.org/pcre2?view=revision&revision=674 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-8399 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7186 · Security Note
• https://ubuntu.com/security/CVE-2017-8399 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-8399 · Vendor Advisory
• https://security.gentoo.org/glsa/201710-09 · Vendor Advisory
• https://packages.altlinux.org/ru/vuln/CVE-2017-8399 · Note
• https://vcs.pcre.org/pcre2/code/tags/pcre2-10.30/ChangeLog?revision=854&view=markup · Note
• https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c · Note
• https://bugs.exim.org/show_bug.cgi?id=2079 · Note