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Red Hat 8.6 RHSA-2023-3361 Moderate: GnuTLS Side-Channel Issue

red hat
Calendar Grey June 3, 2023
Dist Redhat Esm H88
GnuTLS has undergone a significant security update for Red Hat Enterprise Linux 8.6. Delve into the specifics and implement necessary patches.
An update for gnutls is now available for Red Hat Enterprise Linux 8.6 Extended Update Support

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS.
Security Fix(es):
* gnutls: timing side-channel in the TLS RSA key exchange code (CVE-2023-0361)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory security update security fix Red Hat Enterprise Linux moderate impact GnuTLS timing side-channel

References

https://access.redhat.com/security/cve/CVE-2023-0361 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux AppStream EUS (v.8.6):
aarch64: gnutls-c++-3.6.16-5.el8_6.1.aarch64.rpm gnutls-c++-debuginfo-3.6.16-5.el8_6.1.aarch64.rpm gnutls-dane-3.6.16-5.el8_6.1.aarch64.rpm gnutls-dane-debuginfo-3.6.16-5.el8_6.1.aarch64.rpm gnutls-debuginfo-3.6.16-5.el8_6.1.aarch64.rpm gnutls-debugsource-3.6.16-5.el8_6.1.aarch64.rpm gnutls-devel-3.6.16-5.el8_6.1.aarch64.rpm gnutls-utils-3.6.16-5.el8_6.1.aarch64.rpm gnutls-utils-debuginfo-3.6.16-5.el8_6.1.aarch64.rpm
ppc64le: gnutls-c++-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-c++-debuginfo-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-dane-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-dane-debuginfo-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-debuginfo-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-debugsource-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-devel-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-utils-3.6.16-5.el8_6.1.ppc64le.rpm gnutls-utils-debuginfo-3.6.16-5.el8_6.1.ppc64le.rpm
s390x: gnutls-c++-3.6.16-5.el8_6.1.s390x.rpm gnutls-c++-debuginfo-3.6.16-5.el8_6.1.s390x.rpm gnutls-dane-3.6.16-5.el8_6.1.s390x.rpm gnutls-dane-debuginfo-3.6.16-5.el8_6.1.s390x.rpm gnutls-debuginfo-3.6.16-5.el8_6.1.s390x.rpm gnutls-debugsource-3.6.16-5.el8_6.1.s390x.rpm gnutls-devel-3.6.16-5.el8_6.1.s390x.rpm gnutls-utils-3.6.16-5.el8_6.1.s390x.rpm

Read the Full Advisory


Advisory ID: RHSA-2023:3361-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:3361
Issue date: 2023-05-31

Topic

An update for gnutls is now available for Red Hat Enterprise Linux 8.6Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update security fix Red Hat Enterprise Linux moderate impact GnuTLS timing side-channel

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream EUS (v.8.6) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS EUS (v.8.6) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2162596 - CVE-2023-0361 gnutls: timing side-channel in the TLS RSA key exchange code

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