Linux · Security advisory · November 23, 2021

ELSA-2021-9565: Security update for 2 packages

ELSA-2021-9565, released November 23, 2021, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0066
51st percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 3 Routine 0

Fixed package versions

ProductReleaseFixed in
kernel-uek-containerol 80:5.4.17-2136.301.1.2.el8
kernel-uek-container-debugol 80:5.4.17-2136.301.1.2.el8

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2021-3656 bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: u... 8.8 0.0066 None reported
High CVE-2021-3744 bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: f... 8.2 0.0053 None reported
High CVE-2021-3653 kernel-rt-debug-modules: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... 8.8 0.0045 None reported
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