Description
A security vulnerability has been detected in libssh2 up to 1.11.1. The impacted element is the function userauth_password of the file src/userauth.c. Such manipulation of the argument username_len/password_len leads to integer overflow. The attack may be launched remotely. The name of the patch is 256d04b60d80bf1190e96b0ad1e91b2174d744b1. A patch should be applied to remediate this issue.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a libssh2
1.11.0affected1.11.1affected
References
- https://vuldb.com/vuln/360555 ↗
- https://vuldb.com/vuln/360555/cti ↗
- https://vuldb.com/submit/805564 ↗
- https://github.com/libssh2/libssh2/pull/1858 ↗
- https://github.com/libssh2/libssh2/commit/256d04b60d80bf1190e96b0ad1e91b2174d744b1 ↗
- https://github.com/libssh2/libssh2/ ↗
- https://access.redhat.com/security/cve/CVE-2026-7598 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2464597 ↗
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-7598.json ↗
- https://access.redhat.com/errata/RHSA-2026:61752 ↗
- https://access.redhat.com/errata/RHSA-2026:7021 ↗
- https://access.redhat.com/errata/RHSA-2026:16736 ↗