Alerts This Week
Warning Icon 1 764
Alerts This Week
Warning Icon 1 764

Red Hat: RHSA-2021:1234-01 Moderate: openssl Buffer Overflow

red hat
Calendar Grey December 15, 2020
Dist Redhat Esm H88
Fedora has published an important security notice for openssl, tackling buffer overflow vulnerabilities. Upgrade promptly.
An update for gnutls is now available for Red Hat Enterprise Linux 8

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: Heap buffer overflow in handshake with no_renegotiation alert sent (CVE-2020-24659)
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.
Bug Fix(es):
* gnutls: Add self-tests for implemented KDF algorithms and CMAC (BZ#1903037)

Topics%20covered

Topics Covered

security advisory Red Hat bug fix Red Hat Enterprise Linux moderate severity heap overflow security impact gnutls gnutls update

References

https://access.redhat.com/security/cve/CVE-2020-24659 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: gnutls-c++-3.6.14-7.el8_3.aarch64.rpm gnutls-c++-debuginfo-3.6.14-7.el8_3.aarch64.rpm gnutls-dane-3.6.14-7.el8_3.aarch64.rpm gnutls-dane-debuginfo-3.6.14-7.el8_3.aarch64.rpm gnutls-debuginfo-3.6.14-7.el8_3.aarch64.rpm gnutls-debugsource-3.6.14-7.el8_3.aarch64.rpm gnutls-devel-3.6.14-7.el8_3.aarch64.rpm gnutls-utils-3.6.14-7.el8_3.aarch64.rpm gnutls-utils-debuginfo-3.6.14-7.el8_3.aarch64.rpm
ppc64le: gnutls-c++-3.6.14-7.el8_3.ppc64le.rpm gnutls-c++-debuginfo-3.6.14-7.el8_3.ppc64le.rpm gnutls-dane-3.6.14-7.el8_3.ppc64le.rpm gnutls-dane-debuginfo-3.6.14-7.el8_3.ppc64le.rpm gnutls-debuginfo-3.6.14-7.el8_3.ppc64le.rpm gnutls-debugsource-3.6.14-7.el8_3.ppc64le.rpm gnutls-devel-3.6.14-7.el8_3.ppc64le.rpm gnutls-utils-3.6.14-7.el8_3.ppc64le.rpm gnutls-utils-debuginfo-3.6.14-7.el8_3.ppc64le.rpm
s390x: gnutls-c++-3.6.14-7.el8_3.s390x.rpm gnutls-c++-debuginfo-3.6.14-7.el8_3.s390x.rpm gnutls-dane-3.6.14-7.el8_3.s390x.rpm gnutls-dane-debuginfo-3.6.14-7.el8_3.s390x.rpm gnutls-debuginfo-3.6.14-7.el8_3.s390x.rpm gnutls-debugsource-3.6.14-7.el8_3.s390x.rpm gnutls-devel-3.6.14-7.el8_3.s390x.rpm gnutls-utils-3.6.14-7.el8_3.s390x.rpm gnutls-utils-debuginfo-3.6.14-7.el8_3.s390x.rpm
x86_64: gnutls-c++-3.6.14-7.el8_3.i686.rpm

Read the Full Advisory


Advisory ID: RHSA-2020:5483-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:5483
Issue date: 2020-12-15

Topic

An update for gnutls is now available for Red Hat Enterprise Linux 8.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 Red Hat bug fix Red Hat Enterprise Linux moderate severity heap overflow security impact gnutls gnutls update

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1872021 - CVE-2020-24659 gnutls: Heap buffer overflow in handshake with no_renegotiation alert sent

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here