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Alerts This Week
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Mageia 8: MGASA-2022-0167 Critical Remote Attack in Python Rencode

mageia
Calendar Grey May 12, 2022
Dist Mageia Esm H88
Recent updates to the python-rencode packages on Mageia address a serious security flaw that could lead to elevated CPU consumption during remote attacks.
The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU and memory

Summary

The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU and memory. (CVE-2021-40839)

References

- https://bugs.mageia.org/show_bug.cgi?id=30051

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/MCLETLGVM5DBX6QNHQFW6TWGO5T3DENY/

- https://www.cve.org/CVERecord?id=CVE-2021-40839

Topics%20covered

Topics Covered

security advisory remote attack python CPU consumption Mageia

Resolution

SRPMS

- 8/core/python-rencode-1.0.6-2.1.mga8

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 12 May 2022
URL: https://advisories.mageia.org/MGASA-2022-0167.html
Type: security
CVE: CVE-2021-40839

Topics%20covered

Topics Covered

security advisory remote attack python CPU consumption Mageia

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