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Ubuntu 24.04 LTS USN-7275-2 Critical: Libtasn1 Denial Of Service

ubuntu
Calendar Grey February 21, 2025
Dist Ubuntu Esm H88
The Ubuntu Security Notice USN-6273-1 pertains to an issue with libgcrypt that could lead to an unexpected termination of the application when processing malformed data packets.
Libtasn1 could be made to crash if it received specially crafted network traffic.

Summary

Libtasn1 could be made to crash if it received specially crafted network

traffic.

Software Description:

- libtasn1-6: Library to manage ASN.1 structures

Details:

USN-7275-1 fixed vulnerabilities in Libtasn1. This update provides the

corresponding updates for Ubuntu 24.04 LTS.

Original advisory details:

 Bing Shi discovered that Libtasn1 inefficiently handled certificates. An

 attacker could possibly use this issue to increase resource utilization

 leading to a denial of service.

Topics%20covered

Topics Covered

security advisory denial of service critical software update Ubuntu Denial of Service ubuntu crash issue libtasn1

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.04 LTS
   libtasn1-6                      4.19.0-3ubuntu0.24.04.1
   libtasn1-bin                    4.19.0-3ubuntu0.24.04.1

In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-7275-2

  https://ubuntu.com/security/notices/USN-7275-1

  CVE-2024-12133

Severity
critical
Lowest
Low
Medium
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Critical

Ubuntu Security Notice USN-7275-2

Topics%20covered

Topics Covered

security advisory denial of service critical software update Ubuntu Denial of Service ubuntu crash issue libtasn1

Package Information

https://launchpad.net/ubuntu/+source/libtasn1-6/4.19.0-3ubuntu0.24.04.1

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