OpenSSH <10.5 UAF via Concurrent Remote-Forwarding (CVE-2026-73282)
CVE-2026-73282 Published on August 11, 2026
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.
Vulnerability Analysis
CVE-2026-73282 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2026-73282 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2026-73282
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Affected Versions
OpenBSD OpenSSH:- Before 10.5 is affected.