Vigil@nce - Perl Core: integer overflow via Perl_my_setenv
January 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
– Impacted products: Debian, Fedora, OpenBSD, openSUSE Leap, Perl
Core, RHEL, SLES, Ubuntu.
– Severity: 2/4.
– Consequences: user access/rights, denial of service on service,
denial of service on client.
– Provenance: document.
– Confidence: confirmed by the editor (5/5).
– Creation date: 30/11/2018.
DESCRIPTION OF THE VULNERABILITY
An attacker can generate an integer overflow via Perl_my_setenv()
of Perl Core, in order to trigger a denial of service, and
possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Perl-Core-integer-overflow-via-Perl-my-setenv-27916