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CVE-2021-3679

Published: Aug 5, 2021

Modified: Aug 3, 2024

PUBLISHED

Description

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.

Vendor	Product	Versions
n/a	kernel	affected `kernel 5.14-rc3`

Weaknesses (CWE)

References

https://bugzilla.redhat.com/show_bug.cgi?id=1989165

x_refsource_MISC

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=67f0d6d9883c13174669f88adac4f0ee656cc16a

x_refsource_MISC

vendor-advisory

x_refsource_DEBIAN

[debian-lts-announce] 20211015 [SECURITY] [DLA 2785-1] linux-4.19 security update

mailing-list

x_refsource_MLIST

[debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security update

mailing-list

x_refsource_MLIST

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