OpenSSH Use-After-Free Vulnerability in mm_answer_pam_free_ctx Function

CVE-2015-6564 · MEDIUM Severity

AV:L/AC:M/AU:N/C:C/I:C/A:C

Use-after-free vulnerability in the mm_answer_pam_free_ctx function in monitor.c in sshd in OpenSSH before 7.0 on non-OpenBSD platforms might allow local users to gain privileges by leveraging control of the sshd uid to send an unexpectedly early MONITOR_REQ_PAM_FREE_CTX request.

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