RHSA-2021:4907: Critical: nss security update

Published Dec 1, 2021
·
Updated

Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.<br>Security Fix(es):<br><li> nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527)</li> 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.

Affected Software

12 affected componentsFixes available
redhat/nss<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-debuginfo<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-debuginfo<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-devel<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-devel<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-pkcs11-devel<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-pkcs11-devel<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-sysinit<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-tools<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-sysinit<3.44.0-12.el6_10
3.44.0-12.el6_10
redhat/nss-tools<3.44.0-12.el6_10
3.44.0-12.el6_10

Remediation

Event History

Oct 26, 2024
Advisory Published
via Red Hat·02:27 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2021:4907?

The severity of RHSA-2021:4907 is considered important due to the memory corruption vulnerability.

2

How do I fix RHSA-2021:4907?

To fix RHSA-2021:4907, update to the package version 3.44.0-12.el6_10.

3

What is the main issue addressed in RHSA-2021:4907?

RHSA-2021:4907 addresses a memory corruption in the decodeECorDsaSignature function used with DSA signatures and RSA-PSS.

4

Which packages are affected by RHSA-2021:4907?

Affected packages include nss, nss-debuginfo, nss-devel, nss-pkcs11-devel, nss-sysinit, and nss-tools.

5

Is there a workaround for RHSA-2021:4907?

There is no official workaround for RHSA-2021:4907; updating to the fixed version is recommended.

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