RHSA-2021:2733: Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: sizet-to-int conversion vulnerability in the filesystem layer (CVE-2021-33909)</li> <li> kernel: Use after free via PI futex state (CVE-2021-3347)</li> <li> kernel: use-after-free in net/bluetooth/hcievent.c when destroying an hcichan (CVE-2021-33034)</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
Remediation
Event History
Frequently Asked Questions
What security vulnerabilities are addressed in RHSA-2021:2733?
RHSA-2021:2733 addresses vulnerabilities CVE-2021-33909 and CVE-2021-3347 among others.
What is the recommended version of the kernel to mitigate RHSA-2021:2733?
The recommended version to mitigate RHSA-2021:2733 is kernel version 3.10.0-514.90.2.el7.
What are the potential impacts of not fixing RHSA-2021:2733?
Failing to fix RHSA-2021:2733 may expose systems to remote code execution and other security risks.
How can I check if my system is affected by RHSA-2021:2733?
You can check if your system is affected by comparing your kernel version against the affected versions listed in RHSA-2021:2733.
What is the urgency of applying the fix for RHSA-2021:2733?
It is critical to apply the fix for RHSA-2021:2733 as soon as possible to protect your systems from discovered vulnerabilities.