This page tracks the Alpine Linux fix status. The vulnerability itself is described on the main CVE page.
View CVE-2026-4360 →
ALPINE-CVE-2026-4360
In the Tarfile.extract() function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content fro...
Original description
The description as published by the source.
In the Tarfile.extract() function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract() function.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Alpine:v3.21
python3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.14-r0"}]}]
Alpine:v3.22
python3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.14-r0"}]}]
Alpine:v3.23
python3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.14-r0"}]}]
Alpine:v3.24
python3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.14.7-r0"}]}]
References
- advisory security.alpinelinux.org