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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Python Software Foundation CPython
Default version status: unaffected
0 to < 3.8.20affected3.9.0 to < 3.9.20affected3.10.0 to < 3.10.15affected3.11.0 to < 3.11.10affected3.12.0 to < 3.12.6affected3.13.0a1 to < 3.13.0rc2affected
References
- https://github.com/python/cpython/pull/121286 ↗
- https://github.com/python/cpython/issues/121285 ↗
- https://mail.python.org/archives/list/security-announce@python.org/thread/JRYFTPRHZRTLMZLWQEUHZSJXNHM4ACTY/ ↗
- https://github.com/python/cpython/commit/4eaf4891c12589e3c7bdad5f5b076e4c8392dd06 ↗
- https://github.com/python/cpython/commit/743acbe872485dc18df4d8ab2dc7895187f062c4 ↗
- https://github.com/python/cpython/commit/d449caf8a179e3b954268b3a88eb9170be3c8fbf ↗
- https://github.com/python/cpython/commit/ed3a49ea734ada357ff4442996fd4ae71d253373 ↗
- https://github.com/python/cpython/commit/7d1f50cd92ff7e10a1c15a8f591dde8a6843a64d ↗
- https://github.com/python/cpython/commit/b4225ca91547aa97ed3aca391614afbb255bc877 ↗
- https://github.com/python/cpython/commit/34ddb64d088dd7ccc321f6103d23153256caa5d4 ↗
- 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 ↗