CVE-2023-47038 - CVE House
Back to Database
Status published High CVE-2023-47038

Perl: write past buffer end via illegal user-defined unicode property

Vulnerability Description

A vulnerability was found in perl 5.30.0 through 5.38.0. 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-47038

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7
Vulnerable Versions:
5.30.0, 5.36.0, 5.38.0, 8100020240314121426.9fe1d287, 4:5.32.1-481.el9

Timeline

Official Publish: December 18th, 2023
Last Modified: January 22nd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)