Description
A heap-overflow flaw exists in the -tr loader of iucode-tool starting with v1.4 and before v2.1.1, potentially leading to SIGSEGV, or heap corruption.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| iucode-tool | iucode-tool | starting with v1.4; before v2.1.1 | — |
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 | iucode-tool | 2.1.1-1 | — |
| Debian 13 | iucode-tool | 2.1.1-1 | — |
| Debian 12 | iucode-tool | 2.1.1-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | iucode-tool | 1.5.1-1ubuntu0.1 | USN-3186-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | iucode-tool | 2.3.1-1.13 | openSUSE-SU-2024:10867-1 |
Advisories 2
- USN-3186-1 iucode-tool vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
- openSUSE-SU-2024:10867-1 iucode-tool-2.3.1-1.13 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026