Ubuntu Security Notice USN-6733-2
2024-4-29 22:51:20 Author: packetstormsecurity.com(查看原文) 阅读量:0 收藏

==========================================================================
Ubuntu Security Notice USN-6733-2
April 29, 2024

gnutls28 vulnerabilities
==========================================================================

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

- Ubuntu 24.04 LTS

Summary:

Several security issues were fixed in GnuTLS.

Software Description:
- gnutls28: GNU TLS library

Details:

USN-6733-1 fixed vulnerabilities in GnuTLS. This update provides the
corresponding updates for Ubuntu 24.04 LTS.

Original advisory details:

It was discovered that GnuTLS had a timing side-channel when performing
certain ECDSA operations. A remote attacker could possibly use this issue
to recover sensitive information. (CVE-2024-28834)
It was discovered that GnuTLS incorrectly handled verifying certain PEM
bundles. A remote attacker could possibly use this issue to cause GnuTLS to
crash, resulting in a denial of service. This issue only affected Ubuntu
22.04 LTS and Ubuntu 23.10. (CVE-2024-28835)

Update instructions:

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

Ubuntu 24.04 LTS
libgnutls30t64 3.8.3-1.1ubuntu3.1

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

References:
https://ubuntu.com/security/notices/USN-6733-2
https://ubuntu.com/security/notices/USN-6733-1
CVE-2024-28834, CVE-2024-28835

Package Information:
https://launchpad.net/ubuntu/+source/gnutls28/3.8.3-1.1ubuntu3.1


文章来源: https://packetstormsecurity.com/files/178300/USN-6733-2.txt
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