CVE-2026-3497
openssh: This update for openssh fixes the following issues - CVE-2026-3497: information disclosure or denial of service due...
CVE-2026-3497 is fixed in 23 products on 1 platform, first by openssh-client 1:8.2p1-4ubuntu0.13+esm1, released March 12, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
8.2
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0238
83rd percentile
This update for openssh fixes the following issues - CVE-2026-3497: information disclosure or denial of service due to uninitialized variables (bsc#1259642). - CVE-2026-35385: a file downloaded by scp may be installed setuid or setgid (bsc#1261427). - CVE-2026-35388: omitted connection multiplexing confirmation for proxy-mode multiplexing sessions (bsc#1261441). - CVE-2026-35414: mishandling of authorized_keys principals option (bsc#1261430). - potential security issue when validating mac (bsc#1264568).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| openssh · Debian 12.15 (bookworm) | 1:9.2p1-2+deb12u9 | DEBIAN-CVE-2026-3497 | Mar 12, 2026 |
| openssh · Debian 13.5 (trixie) | 1:10.0p1-7+deb13u2 | DEBIAN-CVE-2026-3497 | Mar 12, 2026 |
| openssh · Debian 14 | 1:10.2p1-6 | DEBIAN-CVE-2026-3497 | Mar 12, 2026 |
| openssh · RHEL 10 | 9.9p1-7.el10_0.2 | RHSA-2026:7107 | Mar 12, 2026 |
| openssh · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh · RHEL 9 | 0:8.7p1-48.el9_7 | RHSA-2026:6462 | Apr 15, 2026 |
| openssh · almalinux 10 | 9.9p1-13.el10_1.alma.1 | ALSA-2026:6463 | Apr 2, 2026 |
| openssh · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh · almalinux 9 | 8.7p1-48.el9_7.alma.1 | ALSA-2026:6462 | Apr 2, 2026 |
| openssh · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh · ol 10 | 0:9.9p1-13.0.1.el10_1 | ELSA-2026-6463 | Apr 2, 2026 |
| openssh · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh · ol 9 | 0:8.7p1-48.0.1.el9_7 | ELSA-2026-6462 | Apr 3, 2026 |
| openssh · opensuse-leap 16.0 | 10.0p2-160000.6.1 | OPENSUSE-SU-2026:21044-1 | Jun 24, 2026 |
| openssh · rocky 10 | 0:9.9p1-13.el10_1.rocky.0.1 | RLSA-2026:6463 | May 21, 2026 |
| openssh · rocky 8 | 0:8.0p1-28.el8_10 | RLSA-2026:6461 | Apr 9, 2026 |
| openssh · rocky 9 | 0:8.7p1-48.el9_7.rocky.0.1 | RLSA-2026:6462 | May 21, 2026 |
| openssh · sles 15.6 | 9.6p1-150600.6.42.1 | SUSE-SU-2026:2371-1 | Jun 11, 2026 |
| openssh · sles 15.7 | 9.6p1-150600.6.42.1 | SUSE-SU-2026:2371-1 | Jun 11, 2026 |
| openssh · sles 16.0 | 10.0p2-160000.6.1 | SUSE-SU-2026:22352-1 | Jun 24, 2026 |
| openssh-askpass · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh-askpass · RHEL 9 | 0:8.7p1-48.el9_7 | RHSA-2026:6462 | Apr 15, 2026 |
| openssh-askpass · almalinux 10 | 9.9p1-13.el10_1.alma.1 | ALSA-2026:6463 | Apr 2, 2026 |
| openssh-askpass · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh-askpass · almalinux 9 | 8.7p1-48.el9_7.alma.1 | ALSA-2026:6462 | Apr 2, 2026 |
| openssh-askpass · ol 10 | 0:9.9p1-13.0.1.el10_1 | ELSA-2026-6463 | Apr 2, 2026 |
| openssh-askpass · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh-askpass · ol 9 | 0:8.7p1-48.0.1.el9_7 | ELSA-2026-6462 | Apr 3, 2026 |
| openssh-askpass-gnome · opensuse-leap 16.0 | 10.0p2-160000.6.1 | OPENSUSE-SU-2026:21044-1 | Jun 24, 2026 |
| openssh-askpass-gnome · sles 15.6 | 9.6p1-150600.6.42.1 | SUSE-SU-2026:2371-1 | Jun 11, 2026 |
| openssh-askpass-gnome · sles 15.7 | 9.6p1-150600.6.42.1 | SUSE-SU-2026:2371-1 | Jun 11, 2026 |
| openssh-askpass-gnome · sles 16.0 | 10.0p2-160000.6.1 | SUSE-SU-2026:22352-1 | Jun 24, 2026 |
| openssh-cavs · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh-cavs · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh-cavs · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh-client · Ubuntu 20.04 LTS (focal) | 1:8.2p1-4ubuntu0.13+esm1 | openssh-client 1:8.2p1-4ubuntu0.13+esm1 | Mar 12, 2026 |
| openssh-client · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.14 | openssh-client 1:8.9p1-3ubuntu0.14 | Mar 12, 2026 |
| openssh-client · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.15 | openssh-client 1:9.6p1-3ubuntu13.15 | Mar 12, 2026 |
| openssh-client · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | openssh-client 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| openssh-client-gssapi · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | openssh-client-gssapi 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| openssh-clients · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh-clients · RHEL 9 | 0:8.7p1-48.el9_7 | RHSA-2026:6462 | Apr 15, 2026 |
| openssh-clients · almalinux 10 | 9.9p1-13.el10_1.alma.1 | ALSA-2026:6463 | Apr 2, 2026 |
| openssh-clients · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh-clients · almalinux 9 | 8.7p1-48.el9_7.alma.1 | ALSA-2026:6462 | Apr 2, 2026 |
| openssh-clients · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-clients · ol 10 | 0:9.9p1-13.0.1.el10_1 | ELSA-2026-6463 | Apr 2, 2026 |
| openssh-clients · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh-clients · ol 9 | 0:8.7p1-48.0.1.el9_7 | ELSA-2026-6462 | Apr 3, 2026 |
| openssh-clients-debuginfo · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-debuginfo · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-debugsource · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-keycat · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh-keycat · RHEL 9 | 0:8.7p1-48.el9_7 | RHSA-2026:6462 | Apr 15, 2026 |
| openssh-keycat · almalinux 10 | 9.9p1-13.el10_1.alma.1 | ALSA-2026:6463 | Apr 2, 2026 |
| openssh-keycat · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh-keycat · almalinux 9 | 8.7p1-48.el9_7.alma.1 | ALSA-2026:6462 | Apr 2, 2026 |
| openssh-keycat · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-keycat · ol 10 | 0:9.9p1-13.0.1.el10_1 | ELSA-2026-6463 | Apr 2, 2026 |
| openssh-keycat · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh-keycat · ol 9 | 0:8.7p1-48.0.1.el9_7 | ELSA-2026-6462 | Apr 3, 2026 |
| openssh-keycat-debuginfo · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-keysign · almalinux 10 | 9.9p1-13.el10_1.alma.1 | ALSA-2026:6463 | Apr 2, 2026 |
| openssh-keysign · ol 10 | 0:9.9p1-13.0.1.el10_1 | ELSA-2026-6463 | Apr 2, 2026 |
| openssh-ldap · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh-ldap · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh-ldap · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh-server · RHEL 8 | 0:8.0p1-28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| openssh-server · RHEL 9 | 0:8.7p1-48.el9_7 | RHSA-2026:6462 | Apr 15, 2026 |
| openssh-server · Ubuntu 20.04 LTS (focal) | 1:8.2p1-4ubuntu0.13+esm1 | openssh-server 1:8.2p1-4ubuntu0.13+esm1 | Mar 12, 2026 |
| openssh-server · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.14 | openssh-server 1:8.9p1-3ubuntu0.14 | Mar 12, 2026 |
| openssh-server · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.15 | openssh-server 1:9.6p1-3ubuntu13.15 | Mar 12, 2026 |
| openssh-server · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | openssh-server 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| openssh-server · almalinux 10 | 9.9p1-13.el10_1.alma.1 | ALSA-2026:6463 | Apr 2, 2026 |
| openssh-server · almalinux 8 | 8.0p1-28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| openssh-server · almalinux 9 | 8.7p1-48.el9_7.alma.1 | ALSA-2026:6462 | Apr 2, 2026 |
| openssh-server · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-server · ol 10 | 0:9.9p1-13.0.1.el10_1 | ELSA-2026-6463 | Apr 2, 2026 |
| openssh-server · ol 8 | 0:8.0p1-28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| openssh-server · ol 9 | 0:8.7p1-48.0.1.el9_7 | ELSA-2026-6462 | Apr 3, 2026 |
| openssh-server-debuginfo · amzn 2023 | 8.7p1-8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| openssh-server-gssapi · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | openssh-server-gssapi 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| openssh-sftp-server · Ubuntu 20.04 LTS (focal) | 1:8.2p1-4ubuntu0.13+esm1 | openssh-sftp-server 1:8.2p1-4ubuntu0.13+esm1 | Mar 12, 2026 |
| openssh-sftp-server · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.14 | openssh-sftp-server 1:8.9p1-3ubuntu0.14 | Mar 12, 2026 |
| openssh-sftp-server · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.15 | openssh-sftp-server 1:9.6p1-3ubuntu13.15 | Mar 12, 2026 |
| openssh-sftp-server · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | openssh-sftp-server 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| openssh-tests · Ubuntu 20.04 LTS (focal) | 1:8.2p1-4ubuntu0.13+esm1 | openssh-tests 1:8.2p1-4ubuntu0.13+esm1 | Mar 12, 2026 |
| openssh-tests · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.14 | openssh-tests 1:8.9p1-3ubuntu0.14 | Mar 12, 2026 |
| openssh-tests · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.15 | openssh-tests 1:9.6p1-3ubuntu13.15 | Mar 12, 2026 |
| openssh-tests · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | openssh-tests 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| pam_ssh_agent_auth · RHEL 8 | 0:0.10.3-7.28.el8_10 | RHSA-2026:6461 | Apr 15, 2026 |
| pam_ssh_agent_auth · RHEL 9 | 0:0.10.4-5.48.el9_7 | RHSA-2026:6462 | Apr 15, 2026 |
| pam_ssh_agent_auth · almalinux 8 | 0.10.3-7.28.el8_10 | ALSA-2026:6461 | Apr 2, 2026 |
| pam_ssh_agent_auth · almalinux 9 | 0.10.4-5.48.el9_7.alma.1 | ALSA-2026:6462 | Apr 2, 2026 |
| pam_ssh_agent_auth · amzn 2023 | 0.10.4-4.8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| pam_ssh_agent_auth · ol 8 | 0:0.10.3-7.28.0.1.el8_10 | ELSA-2026-6461 | Apr 2, 2026 |
| pam_ssh_agent_auth · ol 9 | 0:0.10.4-5.48.0.1.el9_7 | ELSA-2026-6462 | Apr 3, 2026 |
| pam_ssh_agent_auth-debuginfo · amzn 2023 | 0.10.4-4.8.amzn2023.0.18 | ALAS2023-2026-1745 | May 25, 2026 |
| ssh · Ubuntu 20.04 LTS (focal) | 1:8.2p1-4ubuntu0.13+esm1 | ssh 1:8.2p1-4ubuntu0.13+esm1 | Mar 12, 2026 |
| ssh · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.14 | ssh 1:8.9p1-3ubuntu0.14 | Mar 12, 2026 |
| ssh · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.15 | ssh 1:9.6p1-3ubuntu13.15 | Mar 12, 2026 |
| ssh · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | ssh 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
| ssh-askpass-gnome · Ubuntu 20.04 LTS (focal) | 1:8.2p1-4ubuntu0.13+esm1 | ssh-askpass-gnome 1:8.2p1-4ubuntu0.13+esm1 | Mar 12, 2026 |
| ssh-askpass-gnome · Ubuntu 22.04.1 LTS (jammy) | 1:8.9p1-3ubuntu0.14 | ssh-askpass-gnome 1:8.9p1-3ubuntu0.14 | Mar 12, 2026 |
| ssh-askpass-gnome · Ubuntu 24.04.5 LTS (noble) | 1:9.6p1-3ubuntu13.15 | ssh-askpass-gnome 1:9.6p1-3ubuntu13.15 | Mar 12, 2026 |
| ssh-askpass-gnome · Ubuntu 25.10 (questing) | 1:10.0p1-5ubuntu5.1 | ssh-askpass-gnome 1:10.0p1-5ubuntu5.1 | Mar 12, 2026 |
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