DEBIAN-CVE-2023-20588: Security update for 2 packages

DEBIAN-CVE-2023-20588, released August 8, 2023, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: Routine.

Routine1 publicly disclosed

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

6.0

Base score, 0 to 10

Highest EPSS

0.1115

95th percentile

Fixed package versions

Product	Release	Fixed in
linux	Debian 12.15 (bookworm)	6.1.52-1
linux	Debian 13.5 (trixie)	6.4.13-1
linux	Debian 14	6.4.13-1
xen	Debian 12.15 (bookworm)	4.17.2+76-ge1f9cb16e2-1~deb12u1
xen	Debian 13.5 (trixie)	4.17.2+55-g0b56bed864-1
xen	Debian 14	4.17.2+55-g0b56bed864-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2023-20588	AMD: CVE-2023-20588 AMD Speculative Leaks Security Notice	6.0	0.1115	DisclosedExploitation Less Likely

Also fixes CVE-2023-20588

KB5033371
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows 10 Version 1809 for x64-based Systems and 2 more
KB5033383
Windows Server 2022, 23H2 Edition (Server Core installation)
KB5033420
Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
KB5033429
Windows Server 2012, Windows Server 2012 (Server Core installation)
KB5033464
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5033118
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5033375
Windows 11 Version 22H2 for ARM64-based Systems, Windows 11 Version 22H2 for x64-based Systems, Windows 11 Version 23H2 for ARM64-based Systems and 1 more
KB5033373
Windows 10 Version 1607 for 32-bit Systems, Windows 10 Version 1607 for x64-based Systems, Windows Server 2016 and 1 more

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2023-20588

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