PT-2025-34928 · Pcre2+3 · Pcre2+3

Published 2025-08-27 · Updated 2026-04-16 · CVE-2025-58050

Positive Technologies (AI Summary)

CVSS v2.0

9.4

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:N/A:C

Name of the Vulnerable Software and Affected Versions: PCRE2 library versions prior to 10.46

Description: The PCRE2 library contains a heap-buffer-overflow read vulnerability in the regular expression matching engine. The issue occurs within the handling of the (*scs:...) (Scan SubString) verb when combined with (*ACCEPT) in src/pcre2 match.c. This may lead to information disclosure if the out-of-bounds data read during the memcmp function affects the final match result.

Recommendations: Update to PCRE2 library version 10.46 or later.

Exploit

Fix

DoS

Out of bounds Read

Memory Corruption

Heap Based Buffer Overflow

Weakness Enumeration

CWE-125

CWE-787

CWE-122

Related Identifiers

ALT-PU-2025-11010

BDU:2025-12592

CVE-2025-58050

GHSA-C2GV-XGF5-5CC2

OPENSUSE-SU-2025:15501-1

OPENSUSE-SU-2026:20512-1

SUSE-SU-2026:21094-1

SUSE-SU-2026:21172-1

USN-7777-1

Affected Products

Alt Linux

Pcre2

Red Os

Ubuntu

References · 36

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/58xxx/CVE-2025-58050.json · Exploit
• 🔥 https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-c2gv-xgf5-5cc2 · Exploit
• https://github.com/PCRE2Project/pcre2/commit/a141712e5967d448c7ce13090ab530c8e3d82254 · Patch
• https://osv.dev/vulnerability/SUSE-SU-2026:21094-1 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2025-58050 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:15501-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-58050 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-58050 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:20512-1 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2025-58050 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2025-58050 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-58050 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-58050 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-12592 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2026:21172-1 · Vendor Advisory