openssh-client 1:10.0p1-5ubuntu5.4: openssh-client 1:10.0p1-5ubuntu5.4 for Ubuntu 25.10 (questing)

openssh-client 1:10.0p1-5ubuntu5.4, released April 2, 2026, fixes 5 CVEs in openssh-client. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

HighUnsupported product

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.1

Base score, 0 to 10

Highest EPSS

0.0057

47th percentile

Priority of the 5 CVEs

Patch now 0
                                Urgent 0
                                High 5
                                Routine 0

Fixed package versions

Product	Release	Fixed in
openssh-client	Ubuntu 25.10 (questing)	1:10.0p1-5ubuntu5.4

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-35385	openssh: a file downloaded by scp may be installed setuid or setgid (bsc#1261427).	8.1	0.0057	None reported
High	CVE-2026-35386	openssh: Add validation rules to usernames and hostnames	8.1	0.0032	None reported
High	CVE-2026-35387	openssh-client: OpenSSH before 10.3 can use unintended ECDSA algorithms	7.5	0.0024	None reported
High	CVE-2026-35414	OpenSSH before 10.3 mishandles the authorized_keys principals option in uncommon scenarios involving a principals list in conjunction with a Certificate Authority that makes certain use of comma characters.	8.1	0.0022	None reported
High	CVE-2026-35388	OpenSSH before 10.3 omits connection multiplexing confirmation for proxy-mode multiplexing sessions.	7.5	0.0013	None reported

Also fixes CVE-2026-35385

SUSE-SU-2026:2371-1
openssh, openssh-askpass-gnome on sles 15.6, sles 15.7
RLSA-2026:19069
openssh on rocky 10
RLSA-2026:19219
openssh on rocky 9
ALSA-2026:19069
openssh, openssh-askpass, openssh-clients and 3 more on almalinux 10
ALSA-2026:19219
openssh, openssh-askpass, openssh-clients and 3 more on almalinux 9
RHSA-2026:19219
openssh, openssh-askpass, openssh-clients and 3 more on RHEL 9
RHSA-2026:13383
openssh, openssh-askpass, openssh-cavs and 5 more on RHEL 8
RLSA-2026:13383
openssh on rocky 8

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