Linux · Security advisory · November 23, 2021
ELSA-2021-9564: Security update for 9 packages
ELSA-2021-9564, released November 23, 2021, fixes 3 CVEs across 9 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
| Product | Release | Fixed in |
|---|---|---|
| kernel-uek | ol 8 | 0:5.4.17-2136.301.1.2.el8uek |
| kernel-uek-debug | ol 8 | 0:5.4.17-2136.301.1.2.el8uek |
| kernel-uek-debug-devel | ol 8 | 0:5.4.17-2136.301.1.2.el8uek |
| kernel-uek-devel | ol 8 | 0:5.4.17-2136.301.1.2.el8uek |
| kernel-uek-doc | ol 8 | 0:5.4.17-2136.301.1.2.el8uek |
| kernel-uek-tools | ol 8 | 0:5.4.17-2136.301.1.2.el7uek |
| kernel-uek-tools-libs | ol 8 | 0:5.4.17-2136.301.1.2.el7uek |
| perf | ol 8 | 0:5.4.17-2136.301.1.2.el7uek |
| python-perf | ol 8 | 0:5.4.17-2136.301.1.2.el7uek |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| 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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