6 results · Feed
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High 8.8
Dulwich before 1.2.20 Commit Parser Tree Header Misinterpretation
Dulwich before 1.2.20 contains a commit object parsing vulnerability where the read path in _parse_commit resolves a duplicate tree header to the last occurrence instead of the first, diverging from core git's resolution behavior, while Poetry 2.5.1 ships thi…
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Medium 6.5
Dulwich before 1.2.9 Infinite Loop DoS via Pack.resolve_object
Dulwich before 1.2.9 contains a denial of service vulnerability in Pack.resolve_object that allows attackers to cause infinite recursion via self-referential OFS_DELTA objects. Attackers can supply a malicious packfile with an OFS_DELTA delta_offset of 0 to e…
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High 8.8
Dulwich before 1.2.9 Arbitrary File Write via DOS drive letter paths
Dulwich before 1.2.9 fails to validate DOS drive letter prefixes in Git tree path elements on Windows, allowing arbitrary file write. Attackers can craft a malicious repository with a tree entry named 'C:' that bypasses NTFS validation and writes files outsid…
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Medium 5.3
Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramiko_vendor.py.
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Medium 5.7
Dulwich has unbounded memory allocation in receive-pack from crafted thin packs
Dulwich is a pure-Python implementation of the Git file formats and protocols. Starting in version 0.1.0 and prior to version 1.2.5, a client with push access could push a tiny crafted thin pack (~174 bytes) whose delta header declares a huge dest_size. When …
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High 8.8
Dulwich has an arbitrary file write via NTFS-hostile tree entries on Windows
Dulwich is a pure-Python implementation of the Git file formats and protocols. Versions starting with 0.10.0 and prior to 1.2.5 have an arbitrary file write leading to remote code execution when cloning or checking out a malicious Git repository on Windows. D…