Linux · Security advisory · November 16, 2021
ELSA-2021-4356: Security update for 20 packages
ELSA-2021-4356, released November 16, 2021, fixes 42 CVEs across 20 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
42
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0760
94th percentile
Priority of the 42 CVEs
Patch now 0
Urgent 0
High 9
Routine 33
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| bpftool | ol 8 | 0:4.18.0-348.el8 |
| kernel | ol 8 | 0:4.18.0-348.el8 |
| kernel-abi-stablelists | ol 8 | 0:4.18.0-348.el8 |
| kernel-core | ol 8 | 0:4.18.0-348.el8 |
| kernel-cross-headers | ol 8 | 0:4.18.0-348.el8 |
| kernel-debug | ol 8 | 0:4.18.0-348.el8 |
| kernel-debug-core | ol 8 | 0:4.18.0-348.el8 |
| kernel-debug-devel | ol 8 | 0:4.18.0-348.el8 |
| kernel-debug-modules | ol 8 | 0:4.18.0-348.el8 |
| kernel-debug-modules-extra | ol 8 | 0:4.18.0-348.el8 |
| kernel-devel | ol 8 | 0:4.18.0-348.el8 |
| kernel-doc | ol 8 | 0:4.18.0-348.el8 |
| kernel-headers | ol 8 | 0:4.18.0-348.el8 |
| kernel-modules | ol 8 | 0:4.18.0-348.el8 |
| kernel-modules-extra | ol 8 | 0:4.18.0-348.el8 |
| kernel-tools | ol 8 | 0:4.18.0-348.el8 |
| kernel-tools-libs | ol 8 | 0:4.18.0-348.el8 |
| kernel-tools-libs-devel | ol 8 | 0:4.18.0-348.el8 |
| perf | ol 8 | 0:4.18.0-348.el8 |
| python3-perf | ol 8 | 0:4.18.0-348.el8 |
CVEs this fix closes
| Priority | CVE | Title | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| High | CVE-2021-31440 | kernel-debug-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 7.0 | 0.0175 | None reported | |
| High | CVE-2021-3489 | kernel-rt-debug-modules-extra: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 7.8 | 0.0055 | None reported | |
| High | CVE-2020-36386 | kernel-zfcpdump: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 7.1 | 0.0055 | None reported | |
| High | CVE-2021-23133 | kernel-rt-debug-kvm: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 7.0 | 0.0048 | None reported | |
| High | CVE-2021-20194 | kernel-tools-libs-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 7.8 | 0.0040 | None reported | |
| High | CVE-2021-33200 | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 7.8 | 0.0038 | None reported | |
| High | CVE-2020-29368 | kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 7.0 | 0.0037 | None reported | |
| High | CVE-2021-3600 | kernel-rt-debug-devel: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 7.8 | 0.0028 | None reported | |
| High | CVE-2021-3348 | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 7.0 | 0.0026 | None reported | |
| Routine | CVE-2020-26147 | kernel-rt-modules: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 5.4 | 0.0760 | None reported | |
| Routine | CVE-2020-26139 | kernel-rt-kvm: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 5.3 | 0.0649 | None reported | |
| Routine | CVE-2020-24586 | kernel-rt-modules: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 4.3 | 0.0577 | None reported | |
| Routine | CVE-2020-26146 | bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 5.3 | 0.0562 | None reported | |
| Routine | CVE-2020-26144 | Windows Wireless Networking Spoofing Vulnerability | 6.5 | 0.0491 | Exploitation Less Likely | |
| Routine | CVE-2020-26143 | kernel-rt-kvm: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 6.5 | 0.0417 | None reported | |
| Routine | CVE-2020-24588 | Windows Wireless Networking Spoofing Vulnerability | 6.5 | 0.0361 | Exploitation Less Likely | |
| Routine | CVE-2020-26145 | kernel-modules: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 6.5 | 0.0352 | None reported | |
| Routine | CVE-2020-26141 | kernel-rt-kvm: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 6.5 | 0.0307 | None reported | |
| Routine | CVE-2020-26140 | kernel-rt-kvm: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high... | 6.5 | 0.0292 | None reported | |
| Routine | CVE-2020-24587 | Windows Wireless Networking Information Disclosure Vulnerability | 6.5 | 0.0259 | Exploitation Less Likely | |
| Routine | CVE-2020-36158 | kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 6.7 | 0.0231 | None reported | |
| Routine | CVE-2021-29155 | kernel-debug-modules: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 5.5 | 0.0107 | None reported | |
| Routine | CVE-2021-0129 | kernel-modules: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 5.7 | 0.0083 | None reported | |
| Routine | CVE-2021-3679 | kernel-modules: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 5.5 | 0.0075 | None reported | |
| Routine | CVE-2021-31916 | kernel-doc: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: ou... | 6.7 | 0.0070 | None reported |
Showing 1 to 25 of 42
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