Description
An issue in YASM 1.3.0.86.g9def allows a remote attacker to cause a denial of service via the expand_smacro function in the modules/preprocs/nasm/nasm-pp.c component.
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 | yasm | No fix yet | — |
| Debian 13 | yasm | No fix yet | — |
| Debian 12 | yasm | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | yasm | No fix yet | — |
| Ubuntu 26.04 LTS | yasm | No fix yet | — |
| Ubuntu 25.10 | yasm | No fix yet | — |
| Ubuntu 24.04 LTS | yasm | No fix yet | — |
| Ubuntu 22.04 LTS | yasm | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | yasm | No fix yet | — |
| Ubuntu 18.04 LTS | yasm | No fix yet | — |
| Ubuntu 16.04 LTS | yasm | No fix yet | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | yasm | No fix yet | — |
| Azure Linux 2 (CBL-Mariner) | yasm | No fix yet | — |