Linux · Security advisory · March 17, 2021

ELSA-2021-9115: Security update for 2 packages

ELSA-2021-9115, released March 17, 2021, fixes 3 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Exploitation more likely

Vendor assessment

Highest EPSS

0.0210

81st percentile

Priority of the 3 CVEs

Patch now 0
                                Urgent 0
                                High 2
                                Routine 1

Fixed package versions

Product	Release	Fixed in
kernel-uek-container	ol 8	0:5.4.17-2036.104.5.el8
kernel-uek-container-debug	ol 8	0:5.4.17-2036.104.5.el8

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2021-27365	kernel-debug-core: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: u...	7.8	0.0210	None reported
High	CVE-2021-27364	kernel-debug-core: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: u...	7.1	0.0097	None reported
Routine	CVE-2021-27363	kernel-debug-core: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: u...	4.4	0.0071	None reported

Also fixes CVE-2021-27365

ELSA-2021-1093
bpftool, kernel, kernel-abi-whitelists and 17 more on ol 8
RHSA-2021:1081
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8
RHSA-2021:1093
bpftool, kernel, kernel-abi-whitelists and 20 more on RHEL 8
ELSA-2021-9140
kernel-uek, kernel-uek-debug, kernel-uek-debug-devel and 6 more on ol 8

Vendor advisory

https://linux.oracle.com/errata/ELSA-2021-9115.html

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