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Affected Component
Analysis
libssh2
Patched
Name
CVE-2026-7598
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.
CWEs
Published Date
Updated Date
Workaround
-
Advisories
https://github.com/libssh2/libssh2/pull/1858Issue Tracking
https://vuldb.com/submit/805564VDB Entry
https://vuldb.com/vuln/360555VDB Entry
https://vuldb.com/vuln/360555/ctiPermissions Required
https://vuldb.com/submit/805564VDB Entry
Analysis#
Vulnerability Ratings#
6.9
CVSSv4
7.3
CVSSv31
7.5
CVSSv2
NaN
other
Others affected components#
Resolved with patches#
libssh2 (buildroot:2025.02.x)
#
Title
Author
Resolve
1
userauth.c: username_len bounds checking (#1858)
Will Cosgrove <will@panic.com>
CVE-2026-7598
libssh2 (buildroot:master)
#
Title
Author
Resolve
1
userauth.c: username_len bounds checking (#1858)
Will Cosgrove <will@panic.com>
CVE-2026-7598
libssh2 (yocto:master)
#
Title
Author
Resolve
1
userauth.c: username_len bounds checking (#1858)
Will Cosgrove <will@panic.com>
CVE-2026-7598
libssh2 (yocto:scarthgap)
#
Title
Author
Resolve
1
userauth.c: username_len bounds checking (#1858)
Will Cosgrove <will@panic.com>
CVE-2026-7598