CVE catalog

CVE-2026-89160

PCRE2 before 10.48 has a pcre2_match out-of-bounds read during the PCRE2_MATCH_INVALID_UTF matching of an invalid UTF subject.

[CVE catalog]

Severity: High · CVSS 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: Sep 11, 2026, 4:09:06 AM UTC
Updated: Sep 11, 2026, 4:18:04 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.27% · Oct 25, 2026

PCRE2 before 10.48 has a pcre2_match out-of-bounds read during the PCRE2_MATCH_INVALID_UTF matching of an invalid UTF subject.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	pcre2	sid	`10.48-3.1`	fixed
Debian	pcre2	forky	`10.48-3.1`	fixed
Debian	pcre2	trixie	`10.46-1~deb13u2`	fixed
Debian	pcre2	trixie-security	`10.46-1~deb13u3`	fixed
Debian	pcre2	bookworm	`10.42-1`	vulnerable
Debian	pcre2	bookworm-security	`10.42-1+deb12u2`	fixed
Cpe	pcre2	Not reported	Not reported	unknown
Alpine	pcre2	3.21	`10.43-r1`	fixed
Alpine	pcre2	3.23	`10.48-r0`	fixed
Alpine	pcre2	3.24	`10.48-r0`	fixed
Alpine	pcre2	3.22	`10.46-r1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	pcre2	source	sid	`10.48-1`	not yet assigned	Not reported	Not reported
Debian	pcre2	source	forky	`10.48-1`	not yet assigned	Not reported	Not reported
Debian	pcre2	source	trixie	`10.46-1~deb13u2`	not yet assigned	Not reported	Not reported
Debian	pcre2	source	bookworm	`10.42-1+deb12u1`	not yet assigned	Not reported	Not reported
Alpine	pcre2	apk	3.21	`10.43-r1`	Not reported	ALPINE-CVE-2026-89160	Not reported
Alpine	pcre2	apk	3.23	`10.48-r0`	Not reported	ALPINE-CVE-2026-89160	Not reported
Alpine	pcre2	apk	3.24	`10.48-r0`	Not reported	ALPINE-CVE-2026-89160	Not reported
Alpine	pcre2	apk	3.22	`10.46-r1`	Not reported	ALPINE-CVE-2026-89160	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libpcre2-16-0]Affected
Source package: [pcre2]
Details (2)
- 10.42-1 · amd64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
- 10.42-1 · arm64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
[libpcre2-32-0]Affected
Source package: [pcre2]
Details (2)
- 10.42-1 · amd64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
- 10.42-1 · arm64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
[libpcre2-8-0]Affected
Source package: [pcre2]
Details (2)
- 10.42-1 · amd64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
- 10.42-1 · arm64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
[libpcre2-dev]Affected
Source package: [pcre2]
Details (2)
- 10.42-1 · amd64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
- 10.42-1 · arm64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
[libpcre2-posix3]Affected
Source package: [pcre2]
Details (2)
- 10.42-1 · amd64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
- 10.42-1 · arm64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
[pcre2-utils]Affected
Source package: [pcre2]
Details (2)
- 10.42-1 · amd64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12
- 10.42-1 · arm64 · bookworm
  Affected · Fixed: 10.42-1+deb12u1
  nvd · pcre2 · debian · bookworm; nvd · pcre2 · debian · 12

[Debian 13 (Trixie)]

[libpcre2-16-0]Affected
Source package: [pcre2]
Details (3)
- 10.46-1~deb13u1 · amd64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u1 · arm64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u3 · amd64 · trixie-security
  Fixed · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
[libpcre2-32-0]Affected
Source package: [pcre2]
Details (3)
- 10.46-1~deb13u1 · amd64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u1 · arm64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u3 · amd64 · trixie-security
  Fixed · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
[libpcre2-8-0]Affected
Source package: [pcre2]
Details (3)
- 10.46-1~deb13u1 · amd64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u1 · arm64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u3 · amd64 · trixie-security
  Fixed · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
[libpcre2-dev]Affected
Source package: [pcre2]
Details (3)
- 10.46-1~deb13u1 · amd64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u1 · arm64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u3 · amd64 · trixie-security
  Fixed · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
[libpcre2-posix3]Affected
Source package: [pcre2]
Details (3)
- 10.46-1~deb13u1 · amd64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u1 · arm64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u3 · amd64 · trixie-security
  Fixed · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
[pcre2-utils]Affected
Source package: [pcre2]
Details (3)
- 10.46-1~deb13u1 · amd64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u1 · arm64 · trixie
  Affected · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13
- 10.46-1~deb13u3 · amd64 · trixie-security
  Fixed · Fixed: 10.46-1~deb13u2
  nvd · pcre2 · debian · 13

Observed: Oct 27, 2026, 6:29:33 AM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]