Ubuntu 5750-1: GnuTLS vulnerability | LinuxSecurity.com
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Ubuntu Security Notice USN-5750-1
November 30, 2022

gnutls28 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 ESM

Summary:

GnuTLS could be made to crash if it received specially crafted network
traffic from an authenticated client.

Software Description:
- gnutls28: GNU TLS library

Details:

It was discovered that GnuTLS incorrectly handled certain memory
operations. A remote attacker could possibly use this issue to cause GnuTLS
to crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 16.04 ESM:
  libgnutls30                     3.4.10-4ubuntu1.9+esm1

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

References:
  https://ubuntu.com/security/notices/USN-5750-1
  CVE-2021-4209

Ubuntu 5750-1: GnuTLS vulnerability

November 30, 2022
GnuTLS could be made to crash if it received specially crafted network traffic from an authenticated client.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM Summary: GnuTLS could be made to crash if it received specially crafted network traffic from an authenticated client. Software Description: - gnutls28: GNU TLS library Details: It was discovered that GnuTLS incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause GnuTLS to crash, resulting in a denial of service.

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 ESM: libgnutls30 3.4.10-4ubuntu1.9+esm1 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5750-1

CVE-2021-4209

Severity
Ubuntu Security Notice USN-5750-1

Package Information

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