Description
A stack-based buffer over-read was discovered in Mat_VarReadNextInfo5 in mat5.c in matio 1.5.17.
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 | 1.5.19-2 | — |
| Debian 13 | libmatio | 1.5.19-2 | — |
| Debian 12 | libmatio | 1.5.19-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| 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 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | libmatio | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | matio | 1.5.21-1.2 | openSUSE-SU-2024:11040-1 |
Advisories 1
- openSUSE-SU-2024:11040-1 libmatio-devel-1.5.21-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026