CVE catalog
CVE-2006-3740
libxfont: CVE-2006-3740
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.52% · Oct 22, 2026
Integer overflow in the scan_cidfont function in X.Org 6.8.2 and XFree86 X server allows local users to execute arbitrary code via crafted (1) CMap and (2) CIDFont font data with modified item counts in the (a) begincodespacerange, (b) cidrange, and (c) notdefrange sections.
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 | libxfont | sid | 1:2.0.9-1 | fixed |
| Debian | libxfont | forky | 1:2.0.9-1 | fixed |
| Debian | libxfont | trixie | 1:2.0.6-1+deb13u1 | fixed |
| Debian | libxfont | trixie-security | 1:2.0.6-1+deb13u1 | fixed |
| Debian | libxfont | bookworm | 1:2.0.6-1 | fixed |
| Debian | libxfont | bookworm-security | 1:2.0.6-1+deb12u1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libxfont | source | sid | 1:1.2.2-1 | not yet assigned | Not reported | Not reported |
| Debian | libxfont | source | forky | 1:1.2.2-1 | not yet assigned | Not reported | Not reported |
| Debian | libxfont | source | trixie | 1:1.2.2-1 | not yet assigned | Not reported | Not reported |
| Debian | libxfont | source | bookworm | 1:1.2.2-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [libxfont2]Unknown
Source package: [libxfont]
Details (4)
1:2.0.6-1· amd64 · bookwormFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
1:2.0.6-1· arm64 · bookwormFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
1:2.0.6-1+deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
1:2.0.6-1+deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
- [libxfont-dev]Unknown
Source package: [libxfont]
Details (4)
1:2.0.6-1· amd64 · bookwormFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
1:2.0.6-1· arm64 · bookwormFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
1:2.0.6-1+deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
1:2.0.6-1+deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · bookworm; dsa · libxfont · debian · 12
[Debian 13 (Trixie)]
- [libxfont2]Unknown
Source package: [libxfont]
Details (4)
1:2.0.6-1+b3· amd64 · trixieFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
1:2.0.6-1+b3· arm64 · trixieFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
1:2.0.6-1+deb13u1· amd64 · trixie-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
1:2.0.6-1+deb13u1· arm64 · trixie-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
- [libxfont-dev]Unknown
Source package: [libxfont]
Details (4)
1:2.0.6-1+b3· amd64 · trixieFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
1:2.0.6-1+b3· arm64 · trixieFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
1:2.0.6-1+deb13u1· amd64 · trixie-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
1:2.0.6-1+deb13u1· arm64 · trixie-securityFixed · Fixed:
1:1.2.2-1dsa · libxfont · debian · 13
Observed: