CVE-2026-0965

Publication date 13 February 2026

Last updated 1 April 2026

Ubuntu priority

Cvss 3 Severity Score

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.

Read the notes from the security team

Why is this CVE low priority?

Denial of service that requires malicious configuration

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libssh	25.10 questing	Fixed 0.11.2-1ubuntu0.2
	24.04 LTS noble	Fixed 0.10.6-2ubuntu0.3
	22.04 LTS jammy	Fixed 0.9.6-2ubuntu0.22.04.6
	20.04 LTS focal	Fixed 0.9.3-2ubuntu2.5+esm3
	18.04 LTS bionic	Fixed 0.8.0~20170825.94fa1e38-1ubuntu0.7+esm6
	16.04 LTS xenial	Fixed 0.6.3-4.3ubuntu0.6+esm4

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Notes

mdeslaur

requires malicious configuration

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libssh	Upstream: ?id=bf3

Severity score breakdown

Parameter	Value
Base score	3.3 · Low
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L