[SECURITY] [DSA 3982-1] perl security update

2017-09-21T11:43:16
ID DEBIAN:DSA-3982-1:97B3E
Type debian
Reporter Debian
Modified 2017-09-21T11:43:16

Description


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


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