DEBIAN-CVE-2023-20593: Security update for 2 packages

DEBIAN-CVE-2023-20593, released July 24, 2023, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.8

Base score, 0 to 10

Highest EPSS

0.0507

92nd percentile

Fixed package versions

Product	Release	Fixed in
amd64-microcode	Debian 13.5 (trixie)	3.20230719.1
amd64-microcode	Debian 14	3.20230719.1
linux	Debian 13.5 (trixie)	6.4.4-2
linux	Debian 14	6.4.4-2

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2023-20593	amd64-microcode: An issue in “Zen 2” CPUs, under specific microarchitectural circumstances,may allow an attacker to potentially access...	7.8	0.0507	None reported

Also fixes CVE-2023-20593

RHSA-2023:5069
bpftool, kernel, kernel-64k and 43 more on RHEL 9
RHSA-2023:5244
bpftool, kernel, kernel-abi-stablelists and 20 more on RHEL 8
ALAS2023-2023-285
bpftool, bpftool-debuginfo, kernel and 16 more on amzn 2023
RLSA-2023:5091
kernel-rt on rocky 9
ALSA-2023:5069
bpftool, kernel, kernel-64k and 42 more on almalinux 9
ALSA-2023:5091
kernel-rt, kernel-rt-core, kernel-rt-debug and 11 more on almalinux 9
RHSA-2023:5091
kernel-rt, kernel-rt-core, kernel-rt-debug and 11 more on RHEL 9
RHSA-2023:5255
kernel-rt, kernel-rt-core, kernel-rt-debug and 9 more on RHEL 8

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2023-20593

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