SUSE-SU-2026:3526-1: libssh2_org&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS SUSE Linux Enterprise

Vulnerability summary

SUSE-SU-2026:3526-1 is a vulnerability in libssh2_org&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS SUSE Linux Enterprise with no CVSS score yet.

Timeline

1. 07-08-2026
   PublishedVulnerability first disclosed.
2. 08-08-2026
   Last modifiedVulnerability information updated.

Description

Security update for libssh2_org This update for libssh2_org fixes the following issues: - CVE-2025-15661: out-of-bounds heap read vulnerability in the `sftp_symlink()` function in `src/sftp.c` (bsc#1268546). - CVE-2026-7598: integer overflow in function `userauth_password` of file `src/userauth.c` (bsc#1263890). - CVE-2026-58050: heap buffer overflow due to missing bounds check in attribute count of publickey-subsystem response (bsc#1269568). - CVE-2026-58051: uninitialized pointer freed when malformed responses are sent by an SSH server (bsc#1269567). - CVE-2026-66032: arbitrary code execution via double-free in SFTP session (bsc#1272737). - CVE-2026-66033: denial of service via integer underflow in AES-GCM cipher negotiation (bsc#1272736). - CVE-2026-66034: information disclosure and potential arbitrary code execution via heap out-of-bounds read (bsc#1272735). - CVE-2026-66035: arbitrary code execution via heap buffer overflow during SSH negotiation (bsc#1272734).

No weakness data has been published for this record.