RHSA-2021:0758: Moderate: nss-softokn security update
First published: Tue Mar 09 2021(Updated: )
The nss-softokn package provides the Network Security Services Softoken Cryptographic Module.<br>Security Fix(es):<br><li> nss: Use-after-free in sftk_FreeSession due to improper refcounting (CVE-2019-11756)</li> <li> nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)</li> <li> nss: CHACHA20-POLY1305 decryption with undersized tag leads to out-of-bounds read (CVE-2020-12403)</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 | Affected Version | How to fix |
|---|---|---|
| redhat/nss-softokn | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-debuginfo | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-debuginfo | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-devel | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-devel | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-freebl | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-freebl | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-freebl-devel | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-freebl-devel | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-debuginfo | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-devel | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-freebl | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
| redhat/nss-softokn-freebl-devel | <3.28.3-10.el7_4 | 3.28.3-10.el7_4 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2021:0758?
The severity of RHSA-2021:0758 is rated as important due to the potential impact of the vulnerabilities.
How do I fix RHSA-2021:0758?
To fix RHSA-2021:0758, update the nss-softokn package to version 3.28.3-10.el7_4 or later.
What are the key vulnerabilities addressed in RHSA-2021:0758?
RHSA-2021:0758 addresses a use-after-free vulnerability in sftk_FreeSession and input length checks for cryptographic primitives.
Which packages are affected by RHSA-2021:0758?
The affected packages include nss-softokn, nss-softokn-devel, nss-softokn-debuginfo, and nss-softokn-freebl.
Is there a specific architecture targeted by RHSA-2021:0758?
Yes, RHSA-2021:0758 affects multiple architectures including x86_64 and ppc64le.
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