The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applicationsUpgrade RHEL:8
kernel-rt-modules
to version 0:4.18.0-348.rt7.130.el8 or higher.
This issue was patched in RHSA-2021:4140
.
Note: Versions mentioned in the description apply only to the upstream kernel-rt-modules
package and not the kernel-rt-modules
package as distributed by RHEL
.
See How to fix?
for RHEL:8
relevant fixed versions and status.
A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service.