Description
A vulnerability was determined in axboe fio up to 3.41. This impacts the function __parse_jobs_ini of the file init.c. Executing manipulation can lead to use after free. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| axboe | fio | 3.0, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 3.10, 3.11, 3.12, 3.13, 3.14, 3.15, 3.16, 3.17, 3.18, 3.19, 3.20, 3.21, 3.22, 3.23, 3.24, 3.25, 3.26, 3.27, 3.28, 3.29, 3.30, 3.31, 3.32, 3.33, 3.34, 3.35, 3.36, 3.37, 3.38, 3.39, 3.40, 3.41 | — |
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 | fio | No fix yet | — |
| Debian 13 | fio | No fix yet | — |
| Debian 12 | fio | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | fio | No fix yet | — |
| Ubuntu 26.04 LTS | fio | No fix yet | — |
| Ubuntu 25.10 | fio | No fix yet | — |
| Ubuntu 24.04 LTS | fio | No fix yet | — |
| Ubuntu 22.04 LTS | fio | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | fio | No fix yet | — |
| Ubuntu 18.04 LTS | fio | No fix yet | — |
| Ubuntu 16.04 LTS | fio | No fix yet | — |
| Ubuntu 14.04 LTS | fio | No fix yet | — |
References
- VDB-325181 | axboe fio init.c __parse_jobs_ini use after free vdb-entry technical-description
- VDB-325181 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #654072 | Jens Axboe Fio 3.41 / master commit 84787ad Use After Free third-party-advisory
- https://github.com/axboe/fio/issues/1981 issue-tracking
- https://github.com/user-attachments/files/22266756/poc.zip exploit