CVE catalog
CVE-2009-4012
libthai: CVE-2009-4012
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 4.49% · Oct 27, 2026
Multiple integer overflows in LibThai before 0.1.13 might allow context-dependent attackers to execute arbitrary code via long strings that trigger heap-based buffer overflows, related to (1) thbrk/thbrk.c and (2) thwbrk/thwbrk.c. NOTE: some of these details are obtained from third party information.
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 | libthai | sid | 0.1.30-3 | fixed |
| Debian | libthai | forky | 0.1.30-3 | fixed |
| Debian | libthai | trixie | 0.1.29-2 | fixed |
| Debian | libthai | bookworm | 0.1.29-1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libthai | source | sid | 0.1.13-1 | not yet assigned | Not reported | Not reported |
| Debian | libthai | source | forky | 0.1.13-1 | not yet assigned | Not reported | Not reported |
| Debian | libthai | source | trixie | 0.1.13-1 | not yet assigned | Not reported | Not reported |
| Debian | libthai | source | bookworm | 0.1.13-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libthai0]Fixed
Source package: [libthai]
Details (2)
0.1.29-1· amd64 · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
0.1.29-1· arm64 · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
- [libthai-data]Fixed
Source package: [libthai]
Details (2)
0.1.29-1· all · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
0.1.29-1· all · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
- [libthai-dev]Fixed
Source package: [libthai]
Details (2)
0.1.29-1· amd64 · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
0.1.29-1· arm64 · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
- [libthai-doc]Fixed
Source package: [libthai]
Details (2)
0.1.29-1· all · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
0.1.29-1· all · bookwormFixed · Fixed:
0.1.13-1dsa · libthai · debian · bookworm; dsa · libthai · debian · 12
[Debian 13 (Trixie)]
- [libthai0]Fixed
Source package: [libthai]
Details (2)
0.1.29-2+b1· amd64 · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
0.1.29-2+b1· arm64 · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
- [libthai-data]Fixed
Source package: [libthai]
Details (2)
0.1.29-2· all · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
0.1.29-2· all · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
- [libthai-dev]Fixed
Source package: [libthai]
Details (2)
0.1.29-2+b1· amd64 · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
0.1.29-2+b1· arm64 · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
- [libthai-doc]Fixed
Source package: [libthai]
Details (2)
0.1.29-2· all · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
0.1.29-2· all · trixieFixed · Fixed:
0.1.13-1dsa · libthai · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2024_10355-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2009-4012]
- [https://osv.dev/vulnerability/DSA-1971-1]
- [https://security-tracker.debian.org/tracker/CVE-2009-4012]
- [https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-4012.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]