Home / mailings [SECURITY] [DSA 3982-1] perl security update
Posted on 21 September 2017
Debian Security Advisory-----BEGIN PGP SIGNED MESSAGE-----
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Debian Security Advisory DSA-3982-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
September 21, 2017 https://www.debian.org/security/faq
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Package : perl
CVE ID : CVE-2017-12837 CVE-2017-12883
Debian Bug : 875596 875597
Multiple vulnerabilities were discovered in the implementation of the
Perl programming language. The Common Vulnerabilities and Exposures
project identifies the following problems:
CVE-2017-12837
Jakub Wilk reported a heap buffer overflow flaw in the regular
expression compiler, allowing a remote attacker to cause a denial of
service via a specially crafted regular expression with the
case-insensitive modifier.
CVE-2017-12883
Jakub Wilk reported a buffer over-read flaw in the regular
expression parser, allowing a remote attacker to cause a denial of
service or information leak.
For the oldstable distribution (jessie), these problems have been fixed
in version 5.20.2-3+deb8u9.
For the stable distribution (stretch), these problems have been fixed in
version 5.24.1-3+deb9u2.
For the testing distribution (buster), these problems have been fixed
in version 5.26.0-8.
For the unstable distribution (sid), these problems have been fixed in
version 5.26.0-8.
We recommend that you upgrade your perl packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
