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Ubuntu 22.04 LTS USN-6525-1 Critical: pysha3 Denial Of Service

ubuntu
Calendar Grey November 29, 2023
Dist Ubuntu Esm H88
Recent updates to pysha3 on Ubuntu address a severe security flaw that poses risks of unauthorized program execution and potential system instability.
pysha3 could be made to crash or run programs if it received specially crafted data.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: pysha3 could be made to crash or run programs if it received specially crafted data. Software Description: - pysha3: SHA-3 (Keccak) hash implementation Details: Nicky Mouha discovered that pysha incorrectly handled certain SHA-3 operations. An attacker could possibly use this issue to cause pysha3 to crash, resulting in a denial of service, or possibly execute arbitrary code.

Topics%20covered

Topics Covered

security advisory denial of service critical issue software update ubuntu pysha3

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS: python3-sha3 1.0.2-4.2ubuntu0.22.04.1 Ubuntu 20.04 LTS: python3-sha3 1.0.2-4ubuntu0.1 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6525-1

CVE-2022-37454

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6525-1

Topics%20covered

Topics Covered

security advisory denial of service critical issue software update ubuntu pysha3

Package Information

https://launchpad.net/ubuntu/+source/pysha3/1.0.2-4.2ubuntu0.22.04.1 https://launchpad.net/ubuntu/+source/pysha3/1.0.2-4ubuntu0.1

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