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Ubuntu 22.04 LTS USN-6169-1 Critical gsasl Denial Of Service

ubuntu
Calendar Grey June 15, 2023
Dist Ubuntu Esm H88
Severe flaw in gsasl on Ubuntu creates risks for remote attackers to crash systems or reveal confidential data.
gsasl could possibly be made crash or expose sensitive information over the network.

Summary

gsasl could possibly be made crash or expose sensitive information

over the network.

Software Description:

- gsasl: GNU SASL command line utility

Details:

It was discovered that GNU SASL's GSSAPI server could make an

out-of-bounds reads if given specially crafted GSS-API authentication

data. A remote attacker could possibly use this issue to cause a

denial of service or to expose sensitive information.

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu gsasl

Update Instructions

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

Ubuntu 22.04 LTS (Available with Ubuntu Pro):
gsasl 1.10.0-5ubuntu0.1~esm1

Ubuntu 20.04 LTS (Available with Ubuntu Pro):
gsasl 1.8.1-1ubuntu0.1~esm1

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
gsasl 1.8.0-8ubuntu3+esm2

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
gsasl 1.8.0-8ubuntu2+esm1

Ubuntu 14.04 LTS (Available with Ubuntu Pro):
gsasl 1.8.0-2ubuntu2+esm1

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

References

https://ubuntu.com/security/notices/USN-6169-1

CVE-2022-2469

Severity
critical
Lowest
Low
Medium
High
Critical

June 15, 2023

Topics%20covered

Topics Covered

security advisory denial of service critical Ubuntu gsasl

Package Information

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