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Ubuntu 22.04 LTS USN-6239-1 Moderate: ECDSA Signature Bypass

ubuntu
Calendar Grey July 20, 2023
Dist Ubuntu Esm H88
Signature problems in ECDSA on several Ubuntu LTS editions could let attackers create fake signatures. Immediate system updates are recommended to ensure safety.
ECDSA Util could be made to accept forged signatures.

Summary

Topics%20covered

Topics Covered

security advisory moderate ubuntu signature bypass ecdsa util

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS:   ecdsautils 0.3.2+git20151018-2+deb10u1build0.22.04.1 Ubuntu 20.04 LTS:   ecdsautils 0.3.2+git20151018-2+deb10u1build0.20.04.1 Ubuntu 18.04 LTS (Available with Ubuntu Pro):   ecdsautils 0.3.2+git20151018-2ubuntu0.18.04.1~esm1 Ubuntu 16.04 LTS (Available with Ubuntu Pro):   ecdsautils 0.3.2+git20151018-2ubuntu0.16.04.1~esm1 In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-6239-1

  CVE-2022-24884

Severity
important
Lowest
Low
Medium
High
Critical

July 20, 2023

Topics%20covered

Topics Covered

security advisory moderate ubuntu signature bypass ecdsa util

Package Information

https://launchpad.net/ubuntu/+source/ecdsautils/0.3.2+git20151018-2+deb10u1build0.22.04.1 https://launchpad.net/ubuntu/+source/ecdsautils/0.3.2+git20151018-2+deb10u1build0.20.04.1

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