CVE-2026-35385
Publication date 2 April 2026
Last updated 29 April 2026
Ubuntu priority
Description
In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the download is performed as root with -O (legacy scp protocol) and without -p (preserve mode).
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| openssh-ssh1 | 26.04 LTS resolute | Ignored |
| 25.10 questing | Ignored | |
| 24.04 LTS noble | Ignored | |
| 22.04 LTS jammy | Ignored | |
| 20.04 LTS focal | Ignored | |
| 18.04 LTS bionic | Ignored | |
| openssh | 26.04 LTS resolute |
Fixed 1:10.2p1-2ubuntu3.2
|
| 25.10 questing |
Fixed 1:10.0p1-5ubuntu5.4
|
|
| 24.04 LTS noble |
Fixed 1:9.6p1-3ubuntu13.16
|
|
| 22.04 LTS jammy |
Fixed 1:8.9p1-3ubuntu0.15
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 18.04 LTS bionic |
Needs evaluation
|
|
Notes
mdeslaur
openssh-ssh1 is only provided for compatibility with old devices that cannot be upgraded to modern protocols. We will not be providing any security support for the openssh-ssh1 package as it is insecure and should be used in trusted environments only.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
7.5 · High
|
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
References
Related Ubuntu Security Notices (USN)
- USN-8222-1
- OpenSSH vulnerabilities
- 29 April 2026