RHSA-2021:0471: Security update for 8 packages

RHSA-2021:0471, released February 10, 2021, fixes 1 CVE across 8 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

6.5

Base score, 0 to 10

Highest EPSS

0.0334

88th percentile

Fixed package versions

Product	Release	Fixed in
aspnetcore-runtime-3.1	RHEL 8	0:3.1.12-1.el8_3
aspnetcore-targeting-pack-3.1	RHEL 8	0:3.1.12-1.el8_3
dotnet-apphost-pack-3.1	RHEL 8	0:3.1.12-1.el8_3
dotnet-hostfxr-3.1	RHEL 8	0:3.1.12-1.el8_3
dotnet-runtime-3.1	RHEL 8	0:3.1.12-1.el8_3
dotnet-sdk-3.1	RHEL 8	0:3.1.112-1.el8_3
dotnet-targeting-pack-3.1	RHEL 8	0:3.1.12-1.el8_3
dotnet-templates-3.1	RHEL 8	0:3.1.112-1.el8_3

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2021-1721	.NET Core and Visual Studio Denial of Service Vulnerability	6.5	0.0334	DisclosedExploitation Less Likely

Also fixes CVE-2021-1721

ELSA-2021-0474
dotnet-host-fxr-2.1, dotnet-runtime-2.1, dotnet-sdk-2.1 and 1 more on ol 8
ELSA-2021-0471
aspnetcore-runtime-3.1, aspnetcore-targeting-pack-3.1, dotnet-apphost-pack-3.1 and 5 more on ol 8
ELSA-2021-0476
aspnetcore-runtime-5.0, aspnetcore-targeting-pack-5.0, dotnet and 8 more on ol 8
RHSA-2021:0474
dotnet-host-fxr-2.1, dotnet-runtime-2.1, dotnet-sdk-2.1 and 1 more on RHEL 8
RHSA-2021:0476
aspnetcore-runtime-5.0, aspnetcore-targeting-pack-5.0, dotnet and 8 more on RHEL 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2021:0471

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