CVE-2026-4878

Publication date 7 April 2026

Last updated 10 April 2026


Ubuntu priority

Cvss 3 Severity Score

6.7 · Medium

Score breakdown

Description

[Address a potential TOCTOU race condition in cap_set_file()]

Status

Package Ubuntu Release Status
libcap2 25.10 questing
Needs evaluation
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
16.04 LTS xenial
Needs evaluation
14.04 LTS trusty
Needs evaluation

Patch details

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

Package Patch details
libcap2

Severity score breakdown

Parameter Value
Base score 6.7 · Medium
Attack vector Local
Attack complexity High
Privileges required Low
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

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