CVE catalog
CVE-2025-52936
sslh vulnerability
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.19% · Oct 25, 2026
Improper Link Resolution Before File Access ('Link Following') vulnerability in yrutschle sslh.This issue affects sslh: before 2.2.2.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | sslh | sid | 2.3.1-1 | fixed |
| Debian | sslh | forky | 2.3.1-1 | fixed |
| Debian | sslh | trixie | 2.1.4-1 | vulnerable |
| Debian | sslh | bookworm | 1.20-1 | vulnerable |
| Debian | sslh | bookworm-security | 1.20-1+deb12u1 | fixed |
| Ubuntu | sslh | noble | 1.22c-1ubuntu0.1~esm1 | fixed |
| Ubuntu | sslh | pro | 1.20-1.1 | vulnerable |
| Ubuntu | sslh | pro | 1.22c-1 | vulnerable |
| Ubuntu | sslh | pro | 1.22c-1ubuntu0.1~esm1 | fixed |
| Ubuntu | sslh | 22.04 | 1.20-1 | vulnerable |
| Ubuntu | sslh | 22.04 | 1.20-1+deb11u1build0.22.04.1 | fixed |
| Ubuntu | sslh | 25.10 | 2.1.4-1build1 | vulnerable |
| Ubuntu | sslh | 25.10 | 2.1.4-1ubuntu0.25.10.1 | fixed |
| Ubuntu | sslh | 26.04 | 2.1.4-1build1 | vulnerable |
| Ubuntu | sslh | 26.04 | 2.1.4-1build2 | vulnerable |
| Ubuntu | sslh | 26.04 | 2.1.4-1ubuntu0.26.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | sslh | source | sid | 2.3.1-1 | not yet assigned | Not reported | [1108284] |
| Debian | sslh | source | forky | 2.3.1-1 | not yet assigned | Not reported | [1108284] |
| Debian | sslh | source | trixie | (unfixed) | not yet assigned | Not reported | [1108284] |
| Debian | sslh | source | bookworm | 1.20-1+deb12u1 | not yet assigned | Not reported | [1108284] |
| Ubuntu | sslh | deb | noble | 1.22c-1ubuntu0.1~esm1 | Not reported | Not reported | Not reported |
| Ubuntu | sslh | deb | pro | 1.22c-1ubuntu0.1~esm1 | Not reported | USN-8360-1 | Not reported |
| Ubuntu | sslh | deb | 22.04 | 1.20-1+deb11u1build0.22.04.1 | Not reported | USN-8360-1 | Not reported |
| Ubuntu | sslh | deb | 25.10 | 2.1.4-1ubuntu0.25.10.1 | Not reported | USN-8360-1 | Not reported |
| Ubuntu | sslh | deb | 26.04 | 2.1.4-1ubuntu0.26.04.1 | Not reported | USN-8360-1 | Not reported |
Notes
[trixie] sslh: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [sslh]Affected
Details (4)
1.20-1+b2· amd64 · bookwormAffected · Fixed:
1.20-1+deb12u1usn · sslh · debian · bookworm; usn · sslh · debian · 12
1.20-1+b2· arm64 · bookwormAffected · Fixed:
1.20-1+deb12u1usn · sslh · debian · bookworm; usn · sslh · debian · 12
1.20-1+deb12u1· amd64 · bookworm-securityFixed · Fixed:
1.20-1+deb12u1usn · sslh · debian · bookworm; usn · sslh · debian · 12
1.20-1+deb12u1· arm64 · bookworm-securityFixed · Fixed:
1.20-1+deb12u1usn · sslh · debian · bookworm; usn · sslh · debian · 12
[Debian 13 (Trixie)]
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2025-52936]
- [https://osv.dev/vulnerability/DLA-4238-1]
- [https://osv.dev/vulnerability/USN-8360-1]
- [https://security-tracker.debian.org/tracker/CVE-2025-52936]
- [https://ubuntu.com/security/notices/USN-8360-1]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Ubuntu Security Notices (USN)]