CVE-2025-22873

Publication date 4 February 2026

Last updated 11 February 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

3.8 · Low

Score breakdown

Description

It was possible to improperly access the parent directory of an os.Root by opening a filename ending in "../". For example, Root.Open("../") would open the parent directory of the Root. This escape only permits opening the parent directory itself, not ancestors of the parent or files contained within the parent.

Status

Package Ubuntu Release Status
golang-1.24 26.04 LTS resolute
Needs evaluation
25.10 questing Ignored end of life, was needs-triage
25.04 plucky Ignored end of life, was needs-triage
24.10 oracular Not in release
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal Not in release
golang-1.23 26.04 LTS resolute
Not affected
25.10 questing
Not affected
25.04 plucky
Not affected
24.10 oracular
Not affected
24.04 LTS noble
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal Not in release

Severity score breakdown

CVSS version: CVSS v3.0

Base score 3.8 · Low

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

References

Other references

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