RedHat: RHSA-2021-1145:01 Important: nettle security update

Advisories

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

Synopsis:          Important: nettle security update
Advisory ID:       RHSA-2021:1145-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:1145
Issue date:        2021-04-08
CVE Names:         CVE-2021-20305 
=====================================================================

1. Summary:

An update for nettle is now available for Red Hat Enterprise Linux 7.

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 Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

Nettle is a cryptographic library that is designed to fit easily in almost
any context: In crypto toolkits for object-oriented languages, such as C++,
Python, or Pike, in applications like LSH or GNUPG, or even in kernel
space.

Security Fix(es):

* nettle: Out of bounds memory access in signature verification
(CVE-2021-20305)

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/):

1942533 - CVE-2021-20305 nettle: Out of bounds memory access in signature verification

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
nettle-2.7.1-9.el7_9.src.rpm

x86_64:
nettle-2.7.1-9.el7_9.i686.rpm
nettle-2.7.1-9.el7_9.x86_64.rpm
nettle-debuginfo-2.7.1-9.el7_9.i686.rpm
nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
nettle-debuginfo-2.7.1-9.el7_9.i686.rpm
nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm
nettle-devel-2.7.1-9.el7_9.i686.rpm
nettle-devel-2.7.1-9.el7_9.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
nettle-2.7.1-9.el7_9.src.rpm

x86_64:
nettle-2.7.1-9.el7_9.i686.rpm
nettle-2.7.1-9.el7_9.x86_64.rpm
nettle-debuginfo-2.7.1-9.el7_9.i686.rpm
nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

x86_64:
nettle-debuginfo-2.7.1-9.el7_9.i686.rpm
nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm
nettle-devel-2.7.1-9.el7_9.i686.rpm
nettle-devel-2.7.1-9.el7_9.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
nettle-2.7.1-9.el7_9.src.rpm

ppc64:
nettle-2.7.1-9.el7_9.ppc.rpm
nettle-2.7.1-9.el7_9.ppc64.rpm
nettle-debuginfo-2.7.1-9.el7_9.ppc.rpm
nettle-debuginfo-2.7.1-9.el7_9.ppc64.rpm
nettle-devel-2.7.1-9.el7_9.ppc.rpm
nettle-devel-2.7.1-9.el7_9.ppc64.rpm

ppc64le:
nettle-2.7.1-9.el7_9.ppc64le.rpm
nettle-debuginfo-2.7.1-9.el7_9.ppc64le.rpm
nettle-devel-2.7.1-9.el7_9.ppc64le.rpm

s390x:
nettle-2.7.1-9.el7_9.s390.rpm
nettle-2.7.1-9.el7_9.s390x.rpm
nettle-debuginfo-2.7.1-9.el7_9.s390.rpm
nettle-debuginfo-2.7.1-9.el7_9.s390x.rpm
nettle-devel-2.7.1-9.el7_9.s390.rpm
nettle-devel-2.7.1-9.el7_9.s390x.rpm

x86_64:
nettle-2.7.1-9.el7_9.i686.rpm
nettle-2.7.1-9.el7_9.x86_64.rpm
nettle-debuginfo-2.7.1-9.el7_9.i686.rpm
nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm
nettle-devel-2.7.1-9.el7_9.i686.rpm
nettle-devel-2.7.1-9.el7_9.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
nettle-2.7.1-9.el7_9.src.rpm

x86_64:
nettle-2.7.1-9.el7_9.i686.rpm
nettle-2.7.1-9.el7_9.x86_64.rpm
nettle-debuginfo-2.7.1-9.el7_9.i686.rpm
nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm
nettle-devel-2.7.1-9.el7_9.i686.rpm
nettle-devel-2.7.1-9.el7_9.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-2021-20305
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 2021 Red Hat, Inc.
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RedHat: RHSA-2021-1145:01 Important: nettle security update

An update for nettle is now available for Red Hat Enterprise Linux 7

Summary

Nettle is a cryptographic library that is designed to fit easily in almost any context: In crypto toolkits for object-oriented languages, such as C++, Python, or Pike, in applications like LSH or GNUPG, or even in kernel space.
Security Fix(es):
* nettle: Out of bounds memory access in signature verification (CVE-2021-20305)
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.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258

References

https://access.redhat.com/security/cve/CVE-2021-20305 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: nettle-2.7.1-9.el7_9.src.rpm
x86_64: nettle-2.7.1-9.el7_9.i686.rpm nettle-2.7.1-9.el7_9.x86_64.rpm nettle-debuginfo-2.7.1-9.el7_9.i686.rpm nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: nettle-debuginfo-2.7.1-9.el7_9.i686.rpm nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm nettle-devel-2.7.1-9.el7_9.i686.rpm nettle-devel-2.7.1-9.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: nettle-2.7.1-9.el7_9.src.rpm
x86_64: nettle-2.7.1-9.el7_9.i686.rpm nettle-2.7.1-9.el7_9.x86_64.rpm nettle-debuginfo-2.7.1-9.el7_9.i686.rpm nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: nettle-debuginfo-2.7.1-9.el7_9.i686.rpm nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm nettle-devel-2.7.1-9.el7_9.i686.rpm nettle-devel-2.7.1-9.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: nettle-2.7.1-9.el7_9.src.rpm
ppc64: nettle-2.7.1-9.el7_9.ppc.rpm nettle-2.7.1-9.el7_9.ppc64.rpm nettle-debuginfo-2.7.1-9.el7_9.ppc.rpm nettle-debuginfo-2.7.1-9.el7_9.ppc64.rpm nettle-devel-2.7.1-9.el7_9.ppc.rpm nettle-devel-2.7.1-9.el7_9.ppc64.rpm
ppc64le: nettle-2.7.1-9.el7_9.ppc64le.rpm nettle-debuginfo-2.7.1-9.el7_9.ppc64le.rpm nettle-devel-2.7.1-9.el7_9.ppc64le.rpm
s390x: nettle-2.7.1-9.el7_9.s390.rpm nettle-2.7.1-9.el7_9.s390x.rpm nettle-debuginfo-2.7.1-9.el7_9.s390.rpm nettle-debuginfo-2.7.1-9.el7_9.s390x.rpm nettle-devel-2.7.1-9.el7_9.s390.rpm nettle-devel-2.7.1-9.el7_9.s390x.rpm
x86_64: nettle-2.7.1-9.el7_9.i686.rpm nettle-2.7.1-9.el7_9.x86_64.rpm nettle-debuginfo-2.7.1-9.el7_9.i686.rpm nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm nettle-devel-2.7.1-9.el7_9.i686.rpm nettle-devel-2.7.1-9.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: nettle-2.7.1-9.el7_9.src.rpm
x86_64: nettle-2.7.1-9.el7_9.i686.rpm nettle-2.7.1-9.el7_9.x86_64.rpm nettle-debuginfo-2.7.1-9.el7_9.i686.rpm nettle-debuginfo-2.7.1-9.el7_9.x86_64.rpm nettle-devel-2.7.1-9.el7_9.i686.rpm nettle-devel-2.7.1-9.el7_9.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-2021:1145-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1145
Issued Date: : 2021-04-08
CVE Names: CVE-2021-20305

Topic

An update for nettle is now available for Red Hat Enterprise Linux 7.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.

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Bugs Fixed

1942533 - CVE-2021-20305 nettle: Out of bounds memory access in signature verification

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