Security update for openssh

This update for openssh fixes the following issues: CVE-2026-73282: unsynchronized remote forwarding updates in SSH client multiplexing can cause use-after-free bsc1275074. CVE-2026-73283: unenforced restriction keywords on tunnel forwarding can allow administrative security policy bypasses...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: openssh (UTSA-2026-130046)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-130046 advisory. In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are concurrent. Tenable has extracted t...

SUSE SLES12: openssh8.4 / openssh8.4-clients / openssh8.4-common / etc (SUSE-SU-2026:4614-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4614-1 advisory. - CVE-2026-73282: unsynchronized remote forwarding updates in SSH client multiplexing can cause use-after- free bsc1275074. -...

SUSE-SU-2026:24140-1 Security update for openssh

This update for openssh fixes the following issues: - CVE-2026-73281: refused binding requests on locked SSH agents can allow destination restriction bypasses bsc1275075. - CVE-2026-73282: unsynchronized remote forwarding updates in SSH client multiplexing can cause use-after-free bsc1275074. -...

openssh: OpenSSH: Information disclosure and data corruption via use-after-free in ssh client

A flaw was found in OpenSSH. A use-after-free vulnerability exists in the ssh client when handling concurrent remote-forwarding operations. This can occur if a remote forwarding is added via the local session multiplexing socket while a remote forwarding open request is pending with the server. A...

CentOS Linux 8.5 [TuxCare] Security Update: openssh / openssh-askpass / openssh-cavs / openssh-clients / etc (CENTOS8.5:CLSA-2026:1788942887)

The CentOS Linux 8.5 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.5:CLSA-2026:1788942887 advisory. - In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are concurren...

CentOS Linux 8.4 [TuxCare] Security Update: openssh / openssh-askpass / openssh-cavs / openssh-clients / etc (CENTOS8.4:CLSA-2026:1788885099)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1788885099 advisory. - In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are concurren...

CentOS Linux 8 [TuxCare] Security Update: openssh / openssh-askpass / openssh-cavs / openssh-clients / etc (CENTOS-STREAM8:CLSA-2026:1788942428)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1788942428 advisory. - In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are...

Rocky Linux 9.6 [TuxCare] Security Update: openssh / openssh-askpass / openssh-clients / openssh-keycat / etc (ALMALINUX9.6:CLSA-2026:1789043944)

The Rocky Linux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1789043944 advisory. - In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are...

AlmaLinux 9.6 [TuxCare] Security Update: openssh / openssh-askpass / openssh-clients / openssh-keycat / etc (ALMALINUX9.6:CLSA-2026:1789043944)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1789043944 advisory. - In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are concurren...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: openssh (UTSA-2026-126163)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-126163 advisory. In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are concurrent. Tenable has extracted t...

CentOS Linux 7 [TuxCare] Security Update: openssh / openssh-askpass / openssh-cavs / openssh-clients / etc (CENTOS7:CLSA-2026:1790071932)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1790071932 advisory. - In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote- forwarding operations are concurrent...

openssh: OpenSSH: Information disclosure and data corruption via use-after-free in ssh client

A flaw was found in OpenSSH. A use-after-free vulnerability exists in the ssh client when handling concurrent remote-forwarding operations. This can occur if a remote forwarding is added via the local session multiplexing socket while a remote forwarding open request is pending with the server. A...

openssh: OpenSSH: Information disclosure and data corruption via use-after-free in ssh client

A flaw was found in OpenSSH. A use-after-free vulnerability exists in the ssh client when handling concurrent remote-forwarding operations. This can occur if a remote forwarding is added via the local session multiplexing socket while a remote forwarding open request is pending with the server. A...

openssh: OpenSSH: Information disclosure and data corruption via use-after-free in ssh client

A flaw was found in OpenSSH. A use-after-free vulnerability exists in the ssh client when handling concurrent remote-forwarding operations. This can occur if a remote forwarding is added via the local session multiplexing socket while a remote forwarding open request is pending with the server. A...

openssh: OpenSSH: Information disclosure and data corruption via use-after-free in ssh client

A flaw was found in OpenSSH. A use-after-free vulnerability exists in the ssh client when handling concurrent remote-forwarding operations. This can occur if a remote forwarding is added via the local session multiplexing socket while a remote forwarding open request is pending with the server. A...

OESA-2026-3926 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote-forwarding operations are concurrent.CVE-2026-73282 In sshd in OpenSSH before 10.5, the restrict keyword in authorizedkeys...

OESA-2026-3749 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote-forwarding operations are concurrent.CVE-2026-73282 In sshd in OpenSSH before 10.5, the restrict keyword in authorizedkeys...

OESA-2026-3748 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote-forwarding operations are concurrent.CVE-2026-73282 In sshd in OpenSSH before 10.5, the restrict keyword in authorizedkeys...

OESA-2026-3746 openssh security update

An open source implementation of SSH protocol version 2 Security Fixes: In ssh in OpenSSH before 10.5, a use-after-free for realloc data can occur if a certain pair of remote-forwarding operations are concurrent.CVE-2026-73282 In sshd in OpenSSH before 10.5, the restrict keyword in authorizedkeys...