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USN-6593-1: GnuTLS vulnerabilities

Product/Component

Isolation Segment

3 more products

Notification Id

24666

Last Updated

15 July 2024

Initial Publication Date

15 July 2024

Status

CLOSED

Severity

MEDIUM

CVSS Base Score

WorkAround

Affected CVE

CVE-2024-0553;CVE-2024-0567

Severity

medium

Vendor

VMware Tanzu

Versions Affected

Canonical Ubuntu 22.04

Description

It was discovered that GnuTLS had a timing side-channel when processing malformed ciphertexts in RSA-PSK ClientKeyExchange. A remote attacker could possibly use this issue to recover sensitive information. (CVE-2024-0553) It was discovered that GnuTLS incorrectly handled certain certificate chains with a cross-signing loop. 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, Ubuntu 23.04, and Ubuntu 23.10. (CVE-2024-0567) Update Instructions: Run `sudo pro fix USN-6593-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libgnutls30 - 3.6.13-2ubuntu1.10 libgnutls28-dev - 3.6.13-2ubuntu1.10 libgnutlsxx28 - 3.6.13-2ubuntu1.10 gnutls-doc - 3.6.13-2ubuntu1.10 libgnutls-dane0 - 3.6.13-2ubuntu1.10 gnutls-bin - 3.6.13-2ubuntu1.10 guile-gnutls - 3.6.13-2ubuntu1.10 libgnutls-openssl27 - 3.6.13-2ubuntu1.10 No subscription required.

Fixed VMware Products and Versions