RHSA-2021:0760: Moderate: kernel security and bug fix update
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: umask not applied on filesystem without ACL support (CVE-2020-24394)</li> <li> kernel: TOCTOU mismatch in the NFS client code (CVE-2020-25212)</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.<br>Bug Fix(es):<br><li> Security patch for CVE-2020-25212 breaks directory listings via 'ls' on NFS V4.2 shares mounted with selinux enabled labels (BZ#1919141)</li>
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:0760?
The severity of RHSA-2021:0760 is classified as moderate.
How do I fix RHSA-2021:0760?
To fix RHSA-2021:0760, update the kernel packages to version 3.10.0-693.82.1.el7 or later.
What vulnerabilities are addressed in RHSA-2021:0760?
RHSA-2021:0760 addresses CVE-2020-24394 and CVE-2020-25212.
Which systems are affected by RHSA-2021:0760?
RHSA-2021:0760 affects systems running the kernel version up to but not including 3.10.0-693.82.1.el7.
Is there a workaround for RHSA-2021:0760?
The recommended action for RHSA-2021:0760 is to apply the available updates rather than rely on workarounds.