Summary
[0.6.3-1.1]
- Fix CVE-2026-87766 path traversal through symlinked mount targets
- Use O_PATH for parent directory traversal during setup
- Resolves: RHEL-256871
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 9 | bubblewrap | 0:0.6.3-1.el9_8.1 |
Vulnerabilities 1
-
High 8.8
Bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup
A flaw was found in bubblewrap. During sandbox setup, creating files or directories under the new root can follow a parent symlink onto the host via /oldroot, writing attacker-chosen paths outside the sandbox as the launching user. This happens before the san…