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Database

Lack of data validation In python3

Description

In Lib/tarfile.py in Python through 3.8.3, an attacker is able to craft a TAR archive leading to an infinite loop when opened by tarfile.open, because _proc_pax lacks header validation.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Component
Affected version
Patched versions

1-10 of 25

10

References

1. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36XI3EEQNMHGOZEI63Y7UV6XZRELYEAU/2. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CAXHCY4V3LPAAJOBCJ26ISZ4NUXQXTUZ/3. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CNHPQGSP2YM3JAUD2VAMPXTIUQTZ2M2U/4. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CTUNTBJ3POHONQOTLEZC46POCIYYTAKZ/5. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LE4O3PNDNNOMSKHNUKZKD3NGHIFUFDPX/6. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NTBKKOLFFNHG6CM4ACDX4APHSD5ZX5N4/7. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OXI72HIHMXCQFWTULUXDG7VDA2BCYL4Y/8. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PDKKRXLNVXRF6VGERZSR3OMQR5D5QI6I/9. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TOGKLGTXZLHQQFBVCAPSUDA6DOOJFNRY/10. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V3TALOUBYU2MQD4BPLRTDQUMBKGCAXUA/11. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V53P2YOLEQH4J7S5QHXMKMZYFTVVMTMO/12. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VT4AF72TJ2XNIKCR4WEBR7URBJJ4YZRD/13. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YILCHHTNLH4GG4GSQBX2MZRKZBXOLCKE/14. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YSL3XWVDMSMKO23HR74AJQ6VEM3C2NTS/15. https://bugs.python.org/issue3901716. https://github.com/python/cpython/pull/2145417. https://www.oracle.com/security-alerts/cpujan2021.html