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medium5.5

CVE-2021-3679

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 spe…

Impact

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.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
before 5.14
Version 5.14
RedhatEnterprise Linux
Version 8.0
DebianDebian Linux
Versions 9.0, 10.0

Weakness classification

CWE-400CWE-835

References