Bug 1437367 (CVE-2017-7245) - CVE-2017-7245 pcre: stack-based buffer overflow write in pcre32_copy_substring
Summary: CVE-2017-7245 pcre: stack-based buffer overflow write in pcre32_copy_substring
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-7245
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1437368 1437483 1437484 1437485 1437486 1437487
Blocks: 1434510 1439436
TreeView+ depends on / blocked
 
Reported: 2017-03-30 08:11 UTC by Martin Prpič
Modified: 2021-02-17 02:24 UTC (History)
35 users (show)

Fixed In Version:
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Last Closed: 2017-03-30 08:15:35 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2018:2486 0 None None None 2018-08-16 16:08:59 UTC

Description Martin Prpič 2017-03-30 08:11:48 UTC 
A stack-based buffer overflow flaw was found in PCRE. An attacker could use a crafted file that, when processed by PCRE, would crash the application using the PCRE library.

This issue only affects the PCRE version 8.40.
Comment 1 Martin Prpič 2017-03-30 08:12:30 UTC 
Created pcre tracking bugs for this issue:

Affects: fedora-all [bug 1437368]
Comment 2 Martin Prpič 2017-03-30 08:13:06 UTC 
External References:

https://blogs.gentoo.org/ago/2017/03/20/libpcre-two-stack-based-buffer-overflow-write-in-pcre32_copy_substring-pcre_get-c/
Comment 3 Petr Pisar 2017-03-30 11:23:26 UTC 
Upstream report <https://bugs.exim.org/show_bug.cgi?id=2055>.
Comment 4 Martin Prpič 2017-03-30 11:42:05 UTC 
According to the upstream report, this issue (along with CVE-2017-7244 and CVE-2017-7246) was fixed with:

commit 8037f71d03b3cd8919248f38448a0a2d3715c18c
Author: ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15>
Date:   Fri Feb 24 17:30:30 2017 +0000

    Fix Unicode property crash for 32-bit characters greater than 0x10ffff.
    
    
    git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1688 2f5784b3-3f2a-0410-8824-
cb99058d5e15
Comment 5 Martin Prpič 2017-03-30 12:01:30 UTC 
Created glib2 tracking bugs for this issue:

Affects: fedora-all [bug 1437484]


Created mingw-glib2 tracking bugs for this issue:

Affects: epel-7 [bug 1437486]
Affects: fedora-all [bug 1437487]


Created mingw-pcre tracking bugs for this issue:

Affects: epel-7 [bug 1437483]
Affects: fedora-all [bug 1437485]
Comment 7 errata-xmlrpc 2018-08-16 16:08:45 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Core Services

Via RHSA-2018:2486 https://access.redhat.com/errata/RHSA-2018:2486
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