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Test ID:1.3.6.1.4.1.25623.1.0.702641
Category:Debian Local Security Checks
Title:Debian Security Advisory DSA 2641-2 (perl - rehashing flaw)
Summary:Yves Orton discovered a flaw in the rehashing code of Perl. This flaw;could be exploited to carry out a denial of service attack against code;that uses arbitrary user input as hash keys. Specifically an attacker;could create a set of keys of a hash causing a denial of service via;memory exhaustion.
Description:Summary:
Yves Orton discovered a flaw in the rehashing code of Perl. This flaw
could be exploited to carry out a denial of service attack against code
that uses arbitrary user input as hash keys. Specifically an attacker
could create a set of keys of a hash causing a denial of service via
memory exhaustion.

Affected Software/OS:
perl on Debian Linux

Solution:
For the stable distribution (squeeze), this problem has been fixed in
version 5.10.1-17squeeze6 of perl and version
2.0.4-7+squeeze1 of libapache2-mod-perl2.

For the testing distribution (wheezy), and the unstable distribution
(sid), this problem has been fixed in version 5.14.2-19
of perl and version 2.0.7-3 of libapache2-mod-perl2.

We recommend that you upgrade your perl and libapache2-mod-perl2 packages.

CVSS Score:
7.5

CVSS Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2013-1667
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
BugTraq ID: 58311
http://www.securityfocus.com/bid/58311
Debian Security Information: DSA-2641 (Google Search)
http://www.debian.org/security/2013/dsa-2641
HPdes Security Advisory: HPSBUX02928
http://marc.info/?l=bugtraq&m=137891988921058&w=2
HPdes Security Advisory: SSRT101274
http://www.mandriva.com/security/advisories?name=MDVSA-2013:113
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=702296
https://bugzilla.redhat.com/show_bug.cgi?id=912276
http://www.nntp.perl.org/group/perl.perl5.porters/2013/03/msg199755.html
http://osvdb.org/90892
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18771
RedHat Security Advisories: RHSA-2013:0685
http://rhn.redhat.com/errata/RHSA-2013-0685.html
http://secunia.com/advisories/52472
http://secunia.com/advisories/52499
http://www.ubuntu.com/usn/USN-1770-1
XForce ISS Database: perl-rehash-dos(82598)
https://exchange.xforce.ibmcloud.com/vulnerabilities/82598
CopyrightCopyright (C) 2013 Greenbone Networks GmbH http://greenbone.net

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