CVE catalog

CVE-2007-4770

icu: CVE-2007-4770

Severity: Medium
Published: Jan 25, 2008, 1:28:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 2.93% · Oct 25, 2026

libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames.

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	icu	sid	`78.3-2`	fixed
Debian	icu	forky	`78.3-2`	fixed
Debian	icu	trixie	`76.1-4`	fixed
Debian	icu	bookworm	`72.1-3+deb12u1`	fixed
Debian	icu	bookworm-security	`72.1-3+deb12u1`	fixed
Opensuse	icu	tumbleweed	`69.1-2.3`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	icu	source	sid	`3.8-6`	not yet assigned	Not reported	[463688]
Debian	icu	source	forky	`3.8-6`	not yet assigned	Not reported	[463688]
Debian	icu	source	trixie	`3.8-6`	not yet assigned	Not reported	[463688]
Debian	icu	source	bookworm	`3.8-6`	not yet assigned	Not reported	[463688]
Opensuse	icu	rpm	tumbleweed	`69.1-2.3`	Not reported	OPENSUSE-SU-2024:10859-1	Not reported

[Debian bug #463688]

OpenFactory catalog packages

[openSUSE Tumbleweed]

[libicu78]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[libicu78-32bit]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[libicu78-bedata]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · noarch · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[libicu78-ledata]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · noarch · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[libicu-devel]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[libicu-devel-32bit]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[libicu-doc]Unknown
Source package: [icu]
Details (1)
- 78.3-1.4 · x86_64 · tumbleweed
  Unknown · Fixed: 69.1-2.3
  Version impact unknown
  dsa · icu · opensuse · tumbleweed
[icu]Fixed
Source package: [icu]
Details (1)
- 78.3-1.4 · x86_64 · tumbleweed
  Fixed · Fixed: 69.1-2.3
  dsa · icu · opensuse · tumbleweed

[Debian 12 (Bookworm)]

[icu-devtools]Fixed
Source package: [icu]
Details (4)
- 72.1-3+deb12u1 · amd64 · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · arm64 · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · amd64 · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · arm64 · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
[icu-doc]Fixed
Source package: [icu]
Details (4)
- 72.1-3+deb12u1 · all · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · all · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · all · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · all · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
[libicu72]Fixed
Source package: [icu]
Details (4)
- 72.1-3+deb12u1 · amd64 · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · arm64 · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · amd64 · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · arm64 · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
[libicu-dev]Fixed
Source package: [icu]
Details (4)
- 72.1-3+deb12u1 · amd64 · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · arm64 · bookworm
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · amd64 · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12
- 72.1-3+deb12u1 · arm64 · bookworm-security
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · bookworm; dsa · icu · debian · 12

[Debian 13 (Trixie)]

[icu-devtools]Fixed
Source package: [icu]
Details (2)
- 76.1-4 · amd64 · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
- 76.1-4 · arm64 · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
[icu-doc]Fixed
Source package: [icu]
Details (2)
- 76.1-4 · all · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
- 76.1-4 · all · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
[libicu76]Fixed
Source package: [icu]
Details (2)
- 76.1-4 · amd64 · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
- 76.1-4 · arm64 · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
[libicu-dev]Fixed
Source package: [icu]
Details (2)
- 76.1-4 · amd64 · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13
- 76.1-4 · arm64 · trixie
  Fixed · Fixed: 3.8-6
  dsa · icu · debian · 13

Observed: Oct 23, 2026, 5:03:49 PM UTC

References

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