Alpine/libssh2: high 7.5
libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSH_MSG_EXT_INFO handler in src/packet.c that allows a malicious SSH server to cau
Action: Upgrade libssh2 to 1.11.1-r2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.11.1-r2 | - |
Fixed versions
| 1.11.1-r2 |
Sources
- osv: ALPINE-CVE-2026-55199#Alpine:v3.22/libssh2
- https://security.alpinelinux.org/vuln/CVE-2026-55199
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