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RHSA-2026:4443
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first.
Source
https://access.redhat.com/errata/RHSA-2026:4443
Import Source
https://security.access.redhat.com/data/osv/RHSA-2026:4443.json
JSON Data
https://api.osv.dev/v1/vulns/RHSA-2026:4443
Upstream
CVE-2026-26127
CVE-2026-26130
Published
2026-03-13T10:18:26Z
Modified
2026-03-13T11:30:40.514560Z
Severity
7.5 (High)
CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Calculator
Summary
Red Hat Security Advisory: .NET 9.0 security update
Details
References
https://access.redhat.com/errata/RHSA-2026:4443
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2446098
https://bugzilla.redhat.com/show_bug.cgi?id=2446134
https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_4443.json
https://access.redhat.com/security/cve/CVE-2026-26127
https://www.cve.org/CVERecord?id=CVE-2026-26127
https://nvd.nist.gov/vuln/detail/CVE-2026-26127
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26127
https://access.redhat.com/security/cve/CVE-2026-26130
https://www.cve.org/CVERecord?id=CVE-2026-26130
https://nvd.nist.gov/vuln/detail/CVE-2026-26130
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26130
Affected packages
Red Hat:enterprise_linux:8::appstream
aspnetcore-runtime-9.0
Package
Name
aspnetcore-runtime-9.0
Purl
pkg:rpm/redhat/aspnetcore-runtime-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
aspnetcore-runtime-dbg-9.0
Package
Name
aspnetcore-runtime-dbg-9.0
Purl
pkg:rpm/redhat/aspnetcore-runtime-dbg-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
aspnetcore-targeting-pack-9.0
Package
Name
aspnetcore-targeting-pack-9.0
Purl
pkg:rpm/redhat/aspnetcore-targeting-pack-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-apphost-pack-9.0
Package
Name
dotnet-apphost-pack-9.0
Purl
pkg:rpm/redhat/dotnet-apphost-pack-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-apphost-pack-9.0-debuginfo
Package
Name
dotnet-apphost-pack-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-apphost-pack-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-hostfxr-9.0
Package
Name
dotnet-hostfxr-9.0
Purl
pkg:rpm/redhat/dotnet-hostfxr-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-hostfxr-9.0-debuginfo
Package
Name
dotnet-hostfxr-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-hostfxr-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-runtime-9.0
Package
Name
dotnet-runtime-9.0
Purl
pkg:rpm/redhat/dotnet-runtime-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-runtime-9.0-debuginfo
Package
Name
dotnet-runtime-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-runtime-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-runtime-dbg-9.0
Package
Name
dotnet-runtime-dbg-9.0
Purl
pkg:rpm/redhat/dotnet-runtime-dbg-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-9.0
Package
Name
dotnet-sdk-9.0
Purl
pkg:rpm/redhat/dotnet-sdk-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-9.0-debuginfo
Package
Name
dotnet-sdk-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-sdk-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-9.0-source-built-artifacts
Package
Name
dotnet-sdk-9.0-source-built-artifacts
Purl
pkg:rpm/redhat/dotnet-sdk-9.0-source-built-artifacts
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-aot-9.0
Package
Name
dotnet-sdk-aot-9.0
Purl
pkg:rpm/redhat/dotnet-sdk-aot-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-aot-9.0-debuginfo
Package
Name
dotnet-sdk-aot-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-sdk-aot-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-dbg-9.0
Package
Name
dotnet-sdk-dbg-9.0
Purl
pkg:rpm/redhat/dotnet-sdk-dbg-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-targeting-pack-9.0
Package
Name
dotnet-targeting-pack-9.0
Purl
pkg:rpm/redhat/dotnet-targeting-pack-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-templates-9.0
Package
Name
dotnet-templates-9.0
Purl
pkg:rpm/redhat/dotnet-templates-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet9.0
Package
Name
dotnet9.0
Purl
pkg:rpm/redhat/dotnet9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet9.0-debuginfo
Package
Name
dotnet9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet9.0-debugsource
Package
Name
dotnet9.0-debugsource
Purl
pkg:rpm/redhat/dotnet9.0-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
netstandard-targeting-pack-2.1
Package
Name
netstandard-targeting-pack-2.1
Purl
pkg:rpm/redhat/netstandard-targeting-pack-2.1
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
Red Hat:enterprise_linux:8::crb
aspnetcore-runtime-9.0
Package
Name
aspnetcore-runtime-9.0
Purl
pkg:rpm/redhat/aspnetcore-runtime-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
aspnetcore-runtime-dbg-9.0
Package
Name
aspnetcore-runtime-dbg-9.0
Purl
pkg:rpm/redhat/aspnetcore-runtime-dbg-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
aspnetcore-targeting-pack-9.0
Package
Name
aspnetcore-targeting-pack-9.0
Purl
pkg:rpm/redhat/aspnetcore-targeting-pack-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-apphost-pack-9.0
Package
Name
dotnet-apphost-pack-9.0
Purl
pkg:rpm/redhat/dotnet-apphost-pack-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-apphost-pack-9.0-debuginfo
Package
Name
dotnet-apphost-pack-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-apphost-pack-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-hostfxr-9.0
Package
Name
dotnet-hostfxr-9.0
Purl
pkg:rpm/redhat/dotnet-hostfxr-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-hostfxr-9.0-debuginfo
Package
Name
dotnet-hostfxr-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-hostfxr-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-runtime-9.0
Package
Name
dotnet-runtime-9.0
Purl
pkg:rpm/redhat/dotnet-runtime-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-runtime-9.0-debuginfo
Package
Name
dotnet-runtime-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-runtime-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-runtime-dbg-9.0
Package
Name
dotnet-runtime-dbg-9.0
Purl
pkg:rpm/redhat/dotnet-runtime-dbg-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-9.0
Package
Name
dotnet-sdk-9.0
Purl
pkg:rpm/redhat/dotnet-sdk-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-9.0-debuginfo
Package
Name
dotnet-sdk-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-sdk-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-9.0-source-built-artifacts
Package
Name
dotnet-sdk-9.0-source-built-artifacts
Purl
pkg:rpm/redhat/dotnet-sdk-9.0-source-built-artifacts
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-aot-9.0
Package
Name
dotnet-sdk-aot-9.0
Purl
pkg:rpm/redhat/dotnet-sdk-aot-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-aot-9.0-debuginfo
Package
Name
dotnet-sdk-aot-9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet-sdk-aot-9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-sdk-dbg-9.0
Package
Name
dotnet-sdk-dbg-9.0
Purl
pkg:rpm/redhat/dotnet-sdk-dbg-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-targeting-pack-9.0
Package
Name
dotnet-targeting-pack-9.0
Purl
pkg:rpm/redhat/dotnet-targeting-pack-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.14-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet-templates-9.0
Package
Name
dotnet-templates-9.0
Purl
pkg:rpm/redhat/dotnet-templates-9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet9.0
Package
Name
dotnet9.0
Purl
pkg:rpm/redhat/dotnet9.0
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet9.0-debuginfo
Package
Name
dotnet9.0-debuginfo
Purl
pkg:rpm/redhat/dotnet9.0-debuginfo
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
dotnet9.0-debugsource
Package
Name
dotnet9.0-debugsource
Purl
pkg:rpm/redhat/dotnet9.0-debugsource
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
netstandard-targeting-pack-2.1
Package
Name
netstandard-targeting-pack-2.1
Purl
pkg:rpm/redhat/netstandard-targeting-pack-2.1
Affected ranges
Type
ECOSYSTEM
Events
Introduced
0
Unknown introduced version / All previous versions are affected
Fixed
0:9.0.115-1.el8_10
Database specific
source
"https://security.access.redhat.com/data/osv/RHSA-2026:4443.json"
RHSA-2026:4443 - OSV