Summary
[8.0p1-26.0.1]
- Update upstream references [Orabug: 36587718]
[8.0p1-26]
- Fix missing invalid error code checks in OpenSSH. It prevents
a MITM attack when VerifyHostKeyDNS is on (CVE-2025-26465)
Resolves: RHEL-109228
Fixed packages 8
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 8 | openssh | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | openssh-askpass | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | openssh-cavs | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | openssh-clients | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | openssh-keycat | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | openssh-ldap | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | openssh-server | 0:8.0p1-26.0.1.el8_10 |
| Oracle Linux · 8 | pam_ssh_agent_auth | 0:0.10.3-7.26.0.1.el8_10 |
Vulnerabilities 1
-
Medium 6.8CVE-2025-26465 Public exploit
Openssh: machine-in-the-middle attack if verifyhostkeydns is enabled
A vulnerability was found in OpenSSH when the VerifyHostKeyDNS option is enabled. A machine-in-the-middle attack can be performed by a malicious machine impersonating a legit server. This issue occurs due to how OpenSSH mishandles error codes in specific cond…