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Published: 19/03/2024 Updated: 03/04/2024

An issue was found in the CPython `tempfile.TemporaryDirectory` class affecting versions 3.12.1, 3.11.7, 3.10.13, 3.9.18, and 3.8.18 and prior. The tempfile.TemporaryDirectory class would dereference symlinks during cleanup of permissions-related errors. This means users which can run privileged programs are potentially able to modify permissions of files referenced by symlinks in some circumstances.

oss-sec mailing list archives   By Date By Thread </form>    Security fixes in Python 31014, 3919, and 3819 (CVE-2023-6597 & CVE-2024-0450)  <!--X-Hea ...

https://github.com/python/cpython/commit/81c16cd94ec38d61aa478b9a452436dc3b1b524d https://github.com/python/cpython/commit/6ceb8aeda504b079fef7a57b8d81472f15cdd9a5 https://github.com/python/cpython/commit/5585334d772b253a01a6730e8202ffb1607c3d25 https://github.com/python/cpython/commit/8eaeefe49d179ca4908d052745e3bb8b6f238f82 https://github.com/python/cpython/commit/d54e22a669ae6e987199bb5d2c69bb5a46b0083b https://github.com/python/cpython/commit/02a9259c717738dfe6b463c44d7e17f2b6d2cb3a https://github.com/python/cpython/issues/91133 https://mail.python.org/archives/list/security-announce@python.org/thread/Q5C6ATFC67K53XFV4KE45325S7NS62LD/https://lists.debian.org/debian-lts-announce/2024/03/msg00025.html https://nvd.nist.gov https://seclists.org/oss-sec/2024/q1/240

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