Description
Stack-based buffer overflow in the delayed_output function in music.c in abcm2ps through 8.13.20 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.
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 | abcm2ps | 8.14.2-0.1 | — |
| Debian 13 | abcm2ps | 8.14.2-0.1 | — |
| Debian 12 | abcm2ps | 8.14.2-0.1 | — |
| Debian 9 | abcm2ps | 7.8.9-1+deb9u1 | DLA-2983-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | abcm2ps | 7.8.9-1+deb9u1build0.18.04.1 | USN-5961-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | abcm2ps | 8.14.11-0.1ubuntu0.1~esm1 | USN-5961-1 |
| Ubuntu Pro 20.04 LTS | abcm2ps | 8.14.6-0.1ubuntu0.1~esm1 | USN-5961-1 |
| Ubuntu Pro 16.04 LTS | abcm2ps | 7.8.9-1ubuntu0.16.04.1~esm1 | USN-5961-1 |
Advisories 2
- USN-5961-1 abcm2ps vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DLA-2983-1 abcm2ps - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://github.com/leesavide/abcm2ps/issues/16
- https://drive.google.com/drive/u/2/folders/1DvBEh5D-eW4UkvX3947UQh62i7hUIFN1
- FEDORA-2020-7016bb7a0d vendor-advisory
- FEDORA-2020-a820f2b735 vendor-advisory
- FEDORA-2020-eb7a965fcf vendor-advisory
- [debian-lts-announce] 20220417 [SECURITY] [DLA 2983-1] abcm2ps security update mailing-list