Debian Security Advisory DSA-3982-1 firstname.lastname@example.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:
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.
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/
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