CVE-2026-59845

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

5.3 / 10

Vector String

                                        CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H                                    

Vulnerability Description

A flaw was found in libssh. When ProxyCommand is used, an unchecked fork() failure can be stored as process ID -1; during cleanup, signals may then be sent across the caller's accessible process tree, leading to local denial of service.

Vulnerability Details

Published Date

July 21, 2026

Last Modified

July 22, 2026

Source

NVD

Vendor

Red Hat

Product

Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat Hardened Images

External References

https://access.redhat.com/security/cve/CVE-2026-59845
https://bugzilla.redhat.com/show_bug.cgi?id=2498178

CVE-2026-59845

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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