News
Vigil@nce - Perl Core: buffer overflow via Regular Expression Compilation
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 a buffer overflow via Regular Expression
Compilation of Perl Core, in order to trigger a denial of service,
and possibly to run code.
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