Description
Buffer overflow in the set_cs_start function in t1disasm.c in t1utils before 1.39 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted font file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | t1utils | 1.38-4 | — |
| Debian 13 | t1utils | 1.38-4 | — |
| Debian 12 | t1utils | 1.38-4 | — |
| Debian 6.0 | t1utils | 1.36-1+deb6u1 | DLA-256-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | t1utils | 1.37-2ubuntu1.1 | USN-2627-1 |
Advisories 2
- DLA-256-1 t1utils - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2627-1 t1utils vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
References
- https://github.com/kohler/t1utils/blob/master/NEWS
- https://github.com/kohler/t1utils/commit/6b9d1aafcb61a3663c883663eb19ccdbfcde8d33
- [oss-security] 20150513 CVE Request: t1utils: buffer overflow in set_cs_start mailing-list
- 74674 vdb-entry
- https://github.com/kohler/t1utils/issues/4
- [oss-security] 20150522 Re: CVE Request: t1utils: buffer overflow in set_cs_start mailing-list
- GLSA-201507-10 vendor-advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=779274
- https://bugzilla.redhat.com/show_bug.cgi?id=1218365
- USN-2627-1 vendor-advisory