From: Anderson A. Giacomolli <redacted>
Date: Tue, 10 Nov 2026 03:36:42 +0000 (-0300)
Subject: Write private data archives with safe extraction
X-Git-Url: https://git.giacomolli.uk/onechat/commitdiff_plain/3bf0f670487e571a0525844a6c00de495b8a465a?hp=3bf0f670487e571a0525844a6c00de495b8a465a

Write private data archives with safe extraction

The archive writer installs a complete mode 0600 tar.gz file through a
temporary file and a rename. Extraction preserves regular file and
directory modes and rejects unsafe paths, links, and special files.
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