TI-2022-01457 Aliases CVE-2022-1586 GHSA-f3pv-9fwh-mp3x

Out-of-bounds read in pcre2

MEDIUM 45CWE-125Published 2022-05-16 · Updated 2025-03-06

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · None · High
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.

Summary

An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.

Why it matters now

EPSS 0.03366 88th percentileScored 2026-11-07

Fix Fixed Red Hat: 2 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	pcre2	Fixed in pcre2-10.40.	—	No fix listed	CNA

pcre2 Vendor— Affected Fixed in pcre2-10.40. Fixed in — No fix listed CNA

CPE configurations NVD · 20

CPE	Versions	Role	Vendor
cpe:2.3:a:pcre:pcre2::::::::	before 10.40	Vulnerable	PCRE
cpe:2.3:o:fedoraproject:fedora:35:::::::*	35	Vulnerable	Fedoraproject
cpe:2.3:o:fedoraproject:fedora:36:::::::*	36	Vulnerable	Fedoraproject
cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*	8.0	Vulnerable	Red Hat
cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*	9.0	Vulnerable	Red Hat
cpe:2.3:a:netapp:active_iq_unified_manager:-:::::vmware_vsphere::	not specified by NVD	Vulnerable	NetApp
cpe:2.3:a:netapp:hci_management_node:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:a:netapp:solidfire:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:o:netapp:h300s_firmware:-:::::::*	not specified by NVD	Vulnerable	NetApp

cpe:2.3:a:pcre:pcre2:*:*:*:*:*:*:*:* Versions before 10.40 Vulnerable ·PCRE
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Versions 36 Vulnerable ·Fedoraproject
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Red Hat
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Red Hat
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp

Show 10 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:h:netapp:h300s:-:::::::*	not specified by NVD	Running on	NetApp
cpe:2.3:o:netapp:h500s_firmware:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:h:netapp:h500s:-:::::::*	not specified by NVD	Running on	NetApp
cpe:2.3:o:netapp:h700s_firmware:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:h:netapp:h700s:-:::::::*	not specified by NVD	Running on	NetApp
cpe:2.3:o:netapp:h410s_firmware:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:h:netapp:h410s:-:::::::*	not specified by NVD	Running on	NetApp
cpe:2.3:o:netapp:h410c_firmware:-:::::::*	not specified by NVD	Vulnerable	NetApp
cpe:2.3:h:netapp:h410c:-:::::::*	not specified by NVD	Running on	NetApp
cpe:2.3:o:debian:debian_linux:10.0:::::::*	10.0	Vulnerable	Debian

cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·NetApp
cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NetApp
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian

Remediation

Red Hat 2 advisories

RHSA-2022:5809 Released 2022-08-03 · Red Hat rating Moderate
pcre2 security update
- Red Hat Enterprise Linux BaseOS (v. 8) pcre2-10.32-3.el8_6, pcre2-devel-10.32-3.el8_6, pcre2-utf16-10.32-3.el8_6 +1
- Red Hat Enterprise Linux CRB (v. 8) pcre2-tools-10.32-3.el8_6
RHSA-2022:5251 Released 2022-07-01 · Red Hat rating Moderate
pcre2 security update
- Red Hat Enterprise Linux AppStream (v. 9) pcre2-devel-10.37-5.el9_0, pcre2-utf16-10.37-5.el9_0, pcre2-utf32-10.37-5.el9_0
- Red Hat Enterprise Linux BaseOS (v. 9) pcre2-10.37-5.el9_0, pcre2-syntax-10.37-5.el9_0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Advisory · 2022-05-16
pcre2 — FEDORA-2022-9c9691d058
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2022-01458 Out-of-bounds read in pcre2Priority MEDIUM 44
Show all 2 records → Advisory →
Advisory · 2022-05-16
pcre2 — FEDORA-2022-19f4c34184
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2022-01458 Out-of-bounds read in pcre2Priority MEDIUM 44
Show all 2 records → Advisory →

Show 2 more groups

Advisory · 2022-05-16
pcre2 — FEDORA-2022-a3edad0ab6
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2022-01458 Out-of-bounds read in pcre2Priority MEDIUM 44
Show all 2 records → Advisory →
Advisory · 2022-05-16
pcre2 — FEDORA-2022-e56085ba31
2 records Highest priority Priority MEDIUM 2 MEDIUM
Other records, highest priority first
- TI-2022-01458 Out-of-bounds read in pcre2Priority MEDIUM 44
Show all 2 records → Advisory →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat Enterprise Linux AppStream (v. 9)	Fixed	RHSA-2022:5251
Red Hat Enterprise Linux BaseOS (v. 8)	Fixed	RHSA-2022:5809
Red Hat Enterprise Linux BaseOS (v. 9)	Fixed	RHSA-2022:5251
Red Hat Enterprise Linux CRB (v. 8)	Fixed	RHSA-2022:5809

Not affected: 1 product

Red Hat Enterprise Linux 7

Timeline

2026-10-02 Threatist record created from CVE-2022-1586
2026-10-03 Alias added: GHSA-f3pv-9fwh-mp3x

References

Patch 2

Advisory 6

Other 3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences