Bug 617942 (CVE-2017-8786)

Summary:	<dev-libs/libpcre2-10.30: pcre2test.c heap-based buffer overflow
Product:	Gentoo Security	Reporter:	GLSAMaker/CVETool Bot <glsamaker>
Component:	Vulnerabilities	Assignee:	Gentoo Security <security>
Status:	RESOLVED FIXED
Severity:	normal	CC:	gentoo-bugs, polynomial-c
Priority:	Normal
Version:	unspecified
Hardware:	All
OS:	Linux
Whiteboard:	B2 [glsa cve]
Package list:		Runtime testing required:	---
Bug Depends on:	617944
Bug Blocks:

Description GLSAMaker/CVETool Bot gentoo-dev

2017-05-09 07:46:36 UTC

CVE-2017-8786 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-8786):
  pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of
  service (heap-based buffer overflow) or possibly have unspecified other
  impact via a crafted regular expression.

Comment 1 Agostino Sarubbo gentoo-dev

2017-05-09 18:27:22 UTC

documented at https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/

I guess it is A2 instead of C3

Comment 2 Thomas Deutschmann (RETIRED) gentoo-dev

2017-06-04 00:16:43 UTC

Upstream patch: https://vcs.pcre.org/pcre2/code/trunk/src/pcre2test.c?r1=692&r2=697

Comment 3 Thomas Deutschmann (RETIRED) gentoo-dev

2017-08-18 16:05:50 UTC

Fixed in >=dev-libs/libpcre2-10.30, stabilization will happen in bug 617944.

Comment 4 GLSAMaker/CVETool Bot gentoo-dev

2017-10-08 14:43:33 UTC

This issue was resolved and addressed in
 GLSA 201710-09 at https://security.gentoo.org/glsa/201710-09
by GLSA coordinator Aaron Bauman (b-man).