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CVE-2023-47038

Published: 25 November 2023

A vulnerability was found in perl. This issue occurs when a crafted regular expression is compiled by perl, which can allow an attacker controlled byte buffer overflow in a heap allocated buffer.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
perl
Launchpad, Ubuntu, Debian
trusty Not vulnerable
(code not present)
xenial Not vulnerable
(code not present)
bionic Not vulnerable
(code not present)
focal
Released (5.30.0-9ubuntu0.5)
jammy
Released (5.34.0-3ubuntu1.3)
lunar
Released (5.36.0-7ubuntu0.23.04.2)
mantic
Released (5.36.0-9ubuntu1.1)
upstream Needs triage

Patches:
upstream: https://github.com/Perl/perl5/commit/ff1f9f59360afeebd6f75ca1502f5c3ebf077da3
perl6
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
xenial Ignored
(end of standard support)
bionic Needs triage

focal Needs triage

jammy Does not exist

lunar Does not exist

mantic Does not exist

upstream Needs triage

raku
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
xenial Ignored
(end of standard support)
bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Ignored
(end of life, was needs-triage)
mantic Needs triage

upstream Needs triage

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H