This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-39822 →

DEBIAN-CVE-2026-39822

On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a path...

Original description

The description as published by the source.

On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final path component of the a path is a symbolic link and the path ends in /. For example, 'root.Open("symlink/")' will open "symlink" even when "symlink" is a symbolic link pointing outside of the root.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:13 golang-1.24

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 golang-1.26

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.5-1"}]}]

Debian:14 golang-1.27

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.27~rc2-1"}]}]

References

advisory security-tracker.debian.org