ASA-201903-4 log original external raw
[ASA-201903-4] pcre: denial of service |
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Arch Linux Security Advisory ASA-201903-4
=========================================
Severity: Low
Date : 2019-03-03
CVE-ID : CVE-2017-11164
Package : pcre
Type : denial of service
Remote : Yes
Link : https://security.archlinux.org/AVG-351
Summary
=======
The package pcre before version 8.43-1 is vulnerable to denial of
service.
Resolution
==========
Upgrade to 8.43-1.
# pacman -Syu "pcre>=8.43-1"
The problem has been fixed upstream in version 8.43.
Workaround
==========
None.
Description
===========
In PCRE 8.41, the OP_KETRMAX feature in the match function in
pcre_exec.c allows stack exhaustion (uncontrolled recursion) when
processing a crafted regular expression.
Impact
======
A remote attacker can crash the process with a crafted regular
expression.
References
==========
http://seclists.org/oss-sec/2017/q3/111
https://bugzilla.redhat.com/show_bug.cgi?id=1470107
https://security.archlinux.org/CVE-2017-11164
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