Description
A vulnerability, which was classified as critical, was found in tbeu matio 1.5.28. Affected is the function strdup_vprintf of the file src/io.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| tbeu | matio | 1.5.28 | — |
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 | libmatio | 1.5.29-1 | — |
| Debian 13 | libmatio | No fix yet | — |
| Debian 12 | libmatio | 1.5.23-2+deb12u1 | — |
| Debian 11 | libmatio | 1.5.19-2+deb11u1 | DLA-4459-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | libmatio | No fix yet | — |
| Ubuntu 24.04 LTS | libmatio | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | libmatio | No fix yet | — |
| Ubuntu Pro 20.04 LTS | libmatio | No fix yet | — |
| Ubuntu Pro 18.04 LTS | libmatio | No fix yet | — |
| Ubuntu Pro 16.04 LTS | libmatio | No fix yet | — |
| Ubuntu Pro 14.04 LTS | libmatio | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | matio | 1.5.29-1.1 | openSUSE-SU-2026:10002-1 |
| openSUSE Leap 16.0 | matio | 1.5.29-bp160.1.1 | openSUSE-SU-2026:20022-1 |
Advisories 3
- openSUSE-SU-2026:20022-1 Security update for matio SUSE / openSUSE Security Updates · Mar 23, 2026
- openSUSE-SU-2026:10002-1 libmatio-devel-1.5.29-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- DLA-4459-1 libmatio - security update Debian Security (DSA / DLA) · Jan 29, 2026
References
- VDB-299802 | tbeu matio io.c strdup_vprintf heap-based overflow vdb-entry technical-description
- VDB-299802 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #510781 | https://github.com/tbeu/matio matio 1.5.28 Heap-based Buffer Overflow third-party-advisory
- https://github.com/tbeu/matio/issues/269 issue-tracking
- https://github.com/tbeu/matio/issues/269#issue-2883920922 exploit issue-tracking