CVE-2026-0965

LOW

Libssh: libssh: denial of service via improper configuration file handling

Title source: cna
STIX 2.1

Description

A flaw was found in libssh where it can attempt to open arbitrary files during configuration parsing. A local attacker can exploit this by providing a malicious configuration file or when the system is misconfigured. This vulnerability could lead to a Denial of Service (DoS) by causing the system to try and access dangerous files, such as block devices or large system files, which can disrupt normal operations.

References (4)

Core 4
Core References
Vdb Entry, X_Refsource_Redhat vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2026-0965
Issue Tracking, X_Refsource_Redhat issue-tracking x_refsource_redhat
RHBZ#2436980
https://bugzilla.redhat.com/show_bug.cgi?id=2436980
Vendor Advisory vendor-advisory x_refsource_redhat
RHSA-2026:18160
https://access.redhat.com/errata/RHSA-2026:18160
Vendor Advisory vendor-advisory x_refsource_redhat
RHSA-2026:18683
https://access.redhat.com/errata/RHSA-2026:18683

Scores

CVSS v3 3.3
EPSS 0.0016
EPSS Percentile 5.3%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-73
Status published
Products (12)
libssh/libssh < 0.11.3
Red Hat/Red Hat Enterprise Linux 10
Red Hat/Red Hat Enterprise Linux 10 0:0.12.0-2.el10
Red Hat/Red Hat Enterprise Linux 6
Red Hat/Red Hat Enterprise Linux 7
Red Hat/Red Hat Enterprise Linux 8
Red Hat/Red Hat Enterprise Linux 9
Red Hat/Red Hat Enterprise Linux 9 0:0.10.4-18.el9
Red Hat/Red Hat Hardened Images
Red Hat/Red Hat OpenShift Container Platform 4
... and 2 more
Published Mar 26, 2026
Tracked Since Mar 27, 2026