CVE catalog

CVE-2017-7244

pcre3: CVE-2017-7244

Severity: Medium · CVSS 5.5CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published: Mar 23, 2017, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.99% · Oct 25, 2026

The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.

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	pcre3	bookworm	`2:8.39-15`	fixed
Alpine	pcre	3.6	`8.41-r0`	fixed
Ubuntu	pcre3	pro	`2:8.35-7.1ubuntu1`	vulnerable
Ubuntu	pcre3	pro	`2:8.38-1ubuntu1`	vulnerable
Ubuntu	pcre3	pro	`2:8.38-3`	vulnerable
Ubuntu	pcre3	pro	`2:8.38-3.1`	vulnerable
Ubuntu	pcre3	pro	`2:8.38-3.1ubuntu0.1~esm1`	vulnerable
Ubuntu	pcre3	pro	`2:8.38-3.1ubuntu0.1~esm2`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	pcre3	source	bookworm	`2:8.39-3`	not yet assigned	Not reported	[858683]
Alpine	pcre	apk	3.6	`8.41-r0`	Not reported	ALPINE-CVE-2017-7244	Not reported
Ubuntu	pcre3	deb	pro	`2:8.38-3.1ubuntu0.1~esm2`	Not reported	UBUNTU-CVE-2017-7244	Not reported

[Debian bug #858683]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libpcre16-3]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
[libpcre3]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
[libpcre32-3]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
[libpcre3-dbg]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
[libpcre3-dev]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
[libpcrecpp0v5]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
[pcregrep]Fixed
Source package: [pcre3]
Details (2)
- 2:8.39-15 · amd64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12
- 2:8.39-15 · arm64 · bookworm
  Fixed · Fixed: 2:8.39-3
  dsa · pcre3 · debian · bookworm; dsa · pcre3 · debian · 12

Observed: Oct 23, 2026, 5:30:29 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]