USN-6733-2: GnuTLS vulnerabilities
29 April 2024
Several security issues were fixed in GnuTLS.
Releases
Packages
- 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
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-6733-1: libgnutls30, libgnutls-dane0, libgnutls-openssl27, gnutls28, libgnutls28-dev, libgnutlsxx28, gnutls-bin, gnutls-doc, guile-gnutls