CVE-2024-6232
Regular-expression DoS when parsing TarFile headers
- State
- Published
- Severity
- 7.5 High
- Published
- Sep 3, 2024
- Updated
- Nov 3, 2025
- Reserved
- Jun 20, 2024
Description
There is a MEDIUM severity vulnerability affecting CPython.
Regular expressions that allowed excessive backtracking during tarfile.TarFile header parsing are vulnerable to ReDoS via specifically-crafted tar archives.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-1333 Inefficient Regular Expression Complexity
Affected Products
| Product | Versions |
|---|---|
CPythonPython Software Foundation |
|
References
- https://github.com/python/cpython/pull/121286patch
- https://github.com/python/cpython/issues/121285issue-tracking
- https://mail.python.org/archives/list/security-announce@python.org/thread/JRYFTPRHZRTLMZLWQEUHZSJXNHM4ACTY/vendor-advisory
- https://github.com/python/cpython/commit/4eaf4891c12589e3c7bdad5f5b076e4c8392dd06patch
- https://github.com/python/cpython/commit/743acbe872485dc18df4d8ab2dc7895187f062c4patch
- https://github.com/python/cpython/commit/d449caf8a179e3b954268b3a88eb9170be3c8fbfpatch
- https://github.com/python/cpython/commit/ed3a49ea734ada357ff4442996fd4ae71d253373patch
- https://github.com/python/cpython/commit/7d1f50cd92ff7e10a1c15a8f591dde8a6843a64dpatch
- https://github.com/python/cpython/commit/b4225ca91547aa97ed3aca391614afbb255bc877patch
- https://github.com/python/cpython/commit/34ddb64d088dd7ccc321f6103d23153256caa5d4patch
- http://www.openwall.com/lists/oss-security/2024/09/03/5
- https://security.netapp.com/advisory/ntap-20241018-0007/
- https://lists.debian.org/debian-lts-announce/2024/12/msg00000.html
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