Linux Distros Unpatched Vulnerability : CVE-2026-66034

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libssh2 through 1.11.1, fixed in commit a13bb6c, contains a missing bounds check vulnerability that allows a malicious SSH server to trigger an arbitrary-length...

CVE-2026-66034

creationtimestamp| type| source ---|---|--- 2026-07-24 18:00:58+00:00| seen| https://bsky.app/profile/thehackerwire.bsky.social/post/3mrfwnsgj2k2q 2026-07-26 06:42:05+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mrjrnqiulj22 2026-07-27 09:04:04+00:00| seen|...

CVE-2026-66034

Impact: libssh2 up to 1.11.1 contains a missing bounds check in libssh2_publickey_list_fetch() that allows a malicious SSH server to trigger an arbitrary-length heap out-of-bounds read and to free an uninitialized pointer during error cleanup. This leaks heap pointers from adjacent allocations, d...

CVE-2026-66034

libssh2 through 1.11.1, fixed in commit a13bb6c, contains a missing bounds check vulnerability that allows a malicious SSH server to trigger an arbitrary-length heap out-of-bounds read and a free of an uninitialized pointer via the publickey subsystem. In libssh2publickeylistfetch, the version 1...