From fc60755c1608822c26934c2e28df5055eebed5e7 Mon Sep 17 00:00:00 2001
From: Andrew Fasano <fasano@mit.edu>
Date: Mon, 12 Feb 2024 18:25:03 -0500
Subject: [PATCH] Bugfix: for absolute links in tarfile extraction

Explicitly use extract_root in output path instead of ./ to avoid
issues with symlinks within directories.
---
 unblob/handlers/archive/_safe_tarfile.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/unblob/handlers/archive/_safe_tarfile.py b/unblob/handlers/archive/_safe_tarfile.py
index 2ddc8af2b7..0d6e5ceac6 100644
--- a/unblob/handlers/archive/_safe_tarfile.py
+++ b/unblob/handlers/archive/_safe_tarfile.py
@@ -82,7 +82,7 @@ def extract(self, tarinfo: tarfile.TarInfo, extract_root: Path):  # noqa: C901
                     "Absolute path as link target.",
                     "Converted to extraction relative path.",
                 )
-                tarinfo.linkname = f"./{tarinfo.linkname}"
+                tarinfo.linkname = f"{extract_root}/{tarinfo.linkname}"
 
             if not is_safe_path(
                 basedir=extract_root,