CVE-2022-48522 — Out-of-bounds Write in Perl

CWE-787 — Out-of-bounds WriteCWE-121 — Stack-based Buffer OverflowCWE-835 — Infinite Loop7 documents6 sources
Severity
9.8CRITICALNVD
EPSS
17.3%
top 4.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
PerlDebian Perl
Timeline
PublishedAug 22
Latest updateNov 27

Description

In Perl 5.34.0, function S_find_uninit_var in sv.c has a stack-based crash that can lead to remote code execution or local privilege escalation.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶debiandebian/perl< perl 5.36.0-4 (bookworm)
▶Debianperl/perl< 5.36.0-4+2
▶Ubuntuperl/perl< 5.30.0-9ubuntu0.5+1
▶NVDperl/perl5.34.0

🔴Vulnerability Details

3
OSV
perl vulnerabilities↗2023-11-27
▶
GHSA
GHSA-96cv-gp7m-9r39: In Perl 5↗2023-08-22
▶
OSV
CVE-2022-48522: In Perl 5↗2023-08-22
▶

📋Vendor Advisories

3
Ubuntu
Perl vulnerabilities↗2023-11-27
▶
Red Hat
perl: stack-based crash in S_find_uninit_var()↗2023-08-22
▶
Debian
CVE-2022-48522: perl - In Perl 5.34.0, function S_find_uninit_var in sv.c has a stack-based crash that ...↗2022
▶
CVE-2022-48522 — Out-of-bounds Write in Debian Perl | cvebase