ELSA-2023-12206: Security update for 9 packages

ELSA-2023-12206, released March 21, 2023, fixes 13 CVEs across 9 products. One of them is being exploited (CVE-2023-0266); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV

CVEs closed

None rated Critical

Exploited

CVE-2023-0266

Highest CVSS

8.0

Base score, 0 to 10

Highest EPSS

0.0370

89th percentile

Priority of the 13 CVEs

Patch now 1
                                Urgent 0
                                High 5
                                Routine 7

Fixed package versions

Product	Release	Fixed in
kernel-uek	ol 8	0:5.4.17-2136.317.5.3.el8uek
kernel-uek-debug	ol 8	0:5.4.17-2136.317.5.3.el8uek
kernel-uek-debug-devel	ol 8	0:5.4.17-2136.317.5.3.el8uek
kernel-uek-devel	ol 8	0:5.4.17-2136.317.5.3.el8uek
kernel-uek-doc	ol 8	0:5.4.17-2136.317.5.3.el8uek
kernel-uek-tools	ol 8	0:5.4.17-2136.317.5.3.el7uek
kernel-uek-tools-libs	ol 8	0:5.4.17-2136.317.5.3.el7uek
perf	ol 8	0:5.4.17-2136.317.5.3.el7uek
python-perf	ol 8	0:5.4.17-2136.317.5.3.el7uek

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Patch now	CVE-2023-0266	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: s...	7.8	0.0370	KEVExploited
High	CVE-2022-45934	kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): For more de...	8.0	0.0079	None reported
High	CVE-2022-45885	kernel-uek: [5.4.17-2136.317.5.3] - udf: Fix file corruption when appending just after end of preallocated extent (Jan Kara) [Or...	7.0	0.0034	None reported
High	CVE-2022-45886	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: b...	7.0	0.0033	None reported
High	CVE-2022-2873	kernel-doc: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: m...	7.8	0.0032	None reported
High	CVE-2022-45919	kernel-rt-debug-core: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high...	7.0	0.0027	None reported
Routine	CVE-2023-0394	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * use-after...	6.5	0.0104	None reported
Routine	CVE-2022-47929	kernel-rt: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high...	5.5	0.0104	None reported
Routine	CVE-2022-41218	kernel-rt-debug-core: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high...	5.5	0.0083	None reported
Routine	CVE-2023-23454	kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. The following packages have be...	5.5	0.0034	None reported
Routine	CVE-2022-45884	bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: b...	6.4	0.0034	None reported
Routine	CVE-2022-45887	kernel-devel: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t...	4.7	0.0030	None reported
Routine	CVE-2023-23455	kernel-abi-stablelists: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: t...	5.5	0.0028	None reported

Also fixes CVE-2023-0266

RXSA-2023:1566
kernel on rocky 8
RLSA-2023:1584
kernel-rt on rocky 8
ELSA-2023-1566
bpftool, kernel, kernel-abi-stablelists and 17 more on ol 8
RHSA-2023:1659
kpatch-patch-4_18_0-425_10_1, kpatch-patch-4_18_0-425_13_1, kpatch-patch-4_18_0-425_3_1 on RHEL 8
ALSA-2023:1566
bpftool, kernel, kernel-abi-stablelists and 21 more on almalinux 8
ALSA-2023:1584
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on almalinux 8
RHSA-2023:1566
bpftool, kernel, kernel-abi-stablelists and 20 more on RHEL 8
RHSA-2023:1584
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8

Vendor advisory

https://linux.oracle.com/errata/ELSA-2023-12206.html

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