Description
A Use of Out-of-range Pointer Offset vulnerability in sslh leads to denial of service on some architectures.This issue affects sslh before 2.2.4.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| https://github.com/yrutschle/sslh/releases/tag/v2.2.4 | sslh | ? – < 2.2.4 | 2.2.4 |
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 | sslh | 2.3.1-1 | — |
| Debian 13 | sslh | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | sslh | No fix yet | — |
| Ubuntu 26.04 LTS | sslh | No fix yet | — |
| Ubuntu 25.10 | sslh | No fix yet | — |
| Ubuntu 22.04 LTS | sslh | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | sslh | No fix yet | — |
| Ubuntu Pro 20.04 LTS | sslh | No fix yet | — |
| Ubuntu Pro 18.04 LTS | sslh | No fix yet | — |
| Ubuntu Pro 16.04 LTS | sslh | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | sslh | 2.2.4-1.1 | openSUSE-SU-2025:15194-1 |
Advisories 1
- openSUSE-SU-2025:15194-1 sslh-2.2.4-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026