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Hash: SHA256

====================================================================                   Red Hat Security Advisory

Synopsis:          Important: gnutls security update
Advisory ID:       RHSA-2020:2639-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:2639
Issue date:        2020-06-22
CVE Names:         CVE-2020-13777 
====================================================================
1. Summary:

An update for gnutls is now available for Red Hat Enterprise Linux 8.0
Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux BaseOS E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64

3. Description:

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: session resumption works without master key allowing MITM
(CVE-2020-13777)

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1843723 - CVE-2020-13777 gnutls: session resumption works without master key allowing MITM

6. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.0):

aarch64:
gnutls-c++-3.6.5-3.el8_0.aarch64.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.aarch64.rpm
gnutls-dane-3.6.5-3.el8_0.aarch64.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.aarch64.rpm
gnutls-debuginfo-3.6.5-3.el8_0.aarch64.rpm
gnutls-debugsource-3.6.5-3.el8_0.aarch64.rpm
gnutls-devel-3.6.5-3.el8_0.aarch64.rpm
gnutls-utils-3.6.5-3.el8_0.aarch64.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.aarch64.rpm

ppc64le:
gnutls-c++-3.6.5-3.el8_0.ppc64le.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
gnutls-dane-3.6.5-3.el8_0.ppc64le.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
gnutls-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
gnutls-debugsource-3.6.5-3.el8_0.ppc64le.rpm
gnutls-devel-3.6.5-3.el8_0.ppc64le.rpm
gnutls-utils-3.6.5-3.el8_0.ppc64le.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.ppc64le.rpm

s390x:
gnutls-c++-3.6.5-3.el8_0.s390x.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.s390x.rpm
gnutls-dane-3.6.5-3.el8_0.s390x.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.s390x.rpm
gnutls-debuginfo-3.6.5-3.el8_0.s390x.rpm
gnutls-debugsource-3.6.5-3.el8_0.s390x.rpm
gnutls-devel-3.6.5-3.el8_0.s390x.rpm
gnutls-utils-3.6.5-3.el8_0.s390x.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.s390x.rpm

x86_64:
gnutls-c++-3.6.5-3.el8_0.i686.rpm
gnutls-c++-3.6.5-3.el8_0.x86_64.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.x86_64.rpm
gnutls-dane-3.6.5-3.el8_0.i686.rpm
gnutls-dane-3.6.5-3.el8_0.x86_64.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.x86_64.rpm
gnutls-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-debuginfo-3.6.5-3.el8_0.x86_64.rpm
gnutls-debugsource-3.6.5-3.el8_0.i686.rpm
gnutls-debugsource-3.6.5-3.el8_0.x86_64.rpm
gnutls-devel-3.6.5-3.el8_0.i686.rpm
gnutls-devel-3.6.5-3.el8_0.x86_64.rpm
gnutls-utils-3.6.5-3.el8_0.x86_64.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.x86_64.rpm

Red Hat Enterprise Linux BaseOS E4S (v. 8.0):

Source:
gnutls-3.6.5-3.el8_0.src.rpm

aarch64:
gnutls-3.6.5-3.el8_0.aarch64.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.aarch64.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.aarch64.rpm
gnutls-debuginfo-3.6.5-3.el8_0.aarch64.rpm
gnutls-debugsource-3.6.5-3.el8_0.aarch64.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.aarch64.rpm

ppc64le:
gnutls-3.6.5-3.el8_0.ppc64le.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
gnutls-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
gnutls-debugsource-3.6.5-3.el8_0.ppc64le.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.ppc64le.rpm

s390x:
gnutls-3.6.5-3.el8_0.s390x.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.s390x.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.s390x.rpm
gnutls-debuginfo-3.6.5-3.el8_0.s390x.rpm
gnutls-debugsource-3.6.5-3.el8_0.s390x.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.s390x.rpm

x86_64:
gnutls-3.6.5-3.el8_0.i686.rpm
gnutls-3.6.5-3.el8_0.x86_64.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-c++-debuginfo-3.6.5-3.el8_0.x86_64.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-dane-debuginfo-3.6.5-3.el8_0.x86_64.rpm
gnutls-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-debuginfo-3.6.5-3.el8_0.x86_64.rpm
gnutls-debugsource-3.6.5-3.el8_0.i686.rpm
gnutls-debugsource-3.6.5-3.el8_0.x86_64.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.i686.rpm
gnutls-utils-debuginfo-3.6.5-3.el8_0.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2020-13777
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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RedHat: RHSA-2020-2639:01 Important: gnutls security update

An update for gnutls is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

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: session resumption works without master key allowing MITM (CVE-2020-13777)
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.



Summary


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

References

https://access.redhat.com/security/cve/CVE-2020-13777 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream E4S (v. 8.0):
aarch64: gnutls-c++-3.6.5-3.el8_0.aarch64.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.aarch64.rpm gnutls-dane-3.6.5-3.el8_0.aarch64.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.aarch64.rpm gnutls-debuginfo-3.6.5-3.el8_0.aarch64.rpm gnutls-debugsource-3.6.5-3.el8_0.aarch64.rpm gnutls-devel-3.6.5-3.el8_0.aarch64.rpm gnutls-utils-3.6.5-3.el8_0.aarch64.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.aarch64.rpm
ppc64le: gnutls-c++-3.6.5-3.el8_0.ppc64le.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.ppc64le.rpm gnutls-dane-3.6.5-3.el8_0.ppc64le.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.ppc64le.rpm gnutls-debuginfo-3.6.5-3.el8_0.ppc64le.rpm gnutls-debugsource-3.6.5-3.el8_0.ppc64le.rpm gnutls-devel-3.6.5-3.el8_0.ppc64le.rpm gnutls-utils-3.6.5-3.el8_0.ppc64le.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
s390x: gnutls-c++-3.6.5-3.el8_0.s390x.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.s390x.rpm gnutls-dane-3.6.5-3.el8_0.s390x.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.s390x.rpm gnutls-debuginfo-3.6.5-3.el8_0.s390x.rpm gnutls-debugsource-3.6.5-3.el8_0.s390x.rpm gnutls-devel-3.6.5-3.el8_0.s390x.rpm gnutls-utils-3.6.5-3.el8_0.s390x.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.s390x.rpm
x86_64: gnutls-c++-3.6.5-3.el8_0.i686.rpm gnutls-c++-3.6.5-3.el8_0.x86_64.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.x86_64.rpm gnutls-dane-3.6.5-3.el8_0.i686.rpm gnutls-dane-3.6.5-3.el8_0.x86_64.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.x86_64.rpm gnutls-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-debuginfo-3.6.5-3.el8_0.x86_64.rpm gnutls-debugsource-3.6.5-3.el8_0.i686.rpm gnutls-debugsource-3.6.5-3.el8_0.x86_64.rpm gnutls-devel-3.6.5-3.el8_0.i686.rpm gnutls-devel-3.6.5-3.el8_0.x86_64.rpm gnutls-utils-3.6.5-3.el8_0.x86_64.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.x86_64.rpm
Red Hat Enterprise Linux BaseOS E4S (v. 8.0):
Source: gnutls-3.6.5-3.el8_0.src.rpm
aarch64: gnutls-3.6.5-3.el8_0.aarch64.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.aarch64.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.aarch64.rpm gnutls-debuginfo-3.6.5-3.el8_0.aarch64.rpm gnutls-debugsource-3.6.5-3.el8_0.aarch64.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.aarch64.rpm
ppc64le: gnutls-3.6.5-3.el8_0.ppc64le.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.ppc64le.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.ppc64le.rpm gnutls-debuginfo-3.6.5-3.el8_0.ppc64le.rpm gnutls-debugsource-3.6.5-3.el8_0.ppc64le.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.ppc64le.rpm
s390x: gnutls-3.6.5-3.el8_0.s390x.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.s390x.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.s390x.rpm gnutls-debuginfo-3.6.5-3.el8_0.s390x.rpm gnutls-debugsource-3.6.5-3.el8_0.s390x.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.s390x.rpm
x86_64: gnutls-3.6.5-3.el8_0.i686.rpm gnutls-3.6.5-3.el8_0.x86_64.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-c++-debuginfo-3.6.5-3.el8_0.x86_64.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-dane-debuginfo-3.6.5-3.el8_0.x86_64.rpm gnutls-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-debuginfo-3.6.5-3.el8_0.x86_64.rpm gnutls-debugsource-3.6.5-3.el8_0.i686.rpm gnutls-debugsource-3.6.5-3.el8_0.x86_64.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.i686.rpm gnutls-utils-debuginfo-3.6.5-3.el8_0.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
Advisory ID: RHSA-2020:2639-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2639
Issued Date: : 2020-06-22
CVE Names: CVE-2020-13777

Topic

An update for gnutls is now available for Red Hat Enterprise Linux 8.0Update Services for SAP Solutions.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.


Topic


 

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64


Bugs Fixed

1843723 - CVE-2020-13777 gnutls: session resumption works without master key allowing MITM


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