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Red Hat: RHSA-2023:3592-01 Important Denial of Service Fixes for .NET 7.0

red hat
Calendar Grey June 14, 2023
Dist Redhat Esm H88
Canonical has unveiled a significant upgrade for Python 3.10, focusing on security enhancements such as vulnerabilities mitigation and additional features.
An update for .NET 7.0 is now available for Red Hat Enterprise Linux 9

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.
New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 7.0.107 and .NET Runtime 7.0.7.
The following packages have been upgraded to a later upstream version: dotnet7.0 (7.0.107). (BZ#2211877)
Security Fix(es):
* dotnet: .NET Kestrel: Denial of Service processing X509 Certificates (CVE-2023-29331)
* dotnet: vulnerability exists in NuGet where a potential race condition can lead to a symlink attack (CVE-2023-29337)
* dotnet: Elevation of privilege - TarFile.ExtractToDirectory ignores extraction directory argument (CVE-2023-32032)
* dotnet: Remote Code Execution - Source generators issue can lead to a crash due to unmanaged heap corruption (CVE-2023-33128)
* dotnet: Bypass restrictions when deserializing a DataSet or DataTable from XML (CVE-2023-24936)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory denial of service Red Hat remote code execution security fix important dotnet

References

https://access.redhat.com/security/cve/CVE-2023-24936 https://access.redhat.com/security/cve/CVE-2023-29331 https://access.redhat.com/security/cve/CVE-2023-29337 https://access.redhat.com/security/cve/CVE-2023-32032 https://access.redhat.com/security/cve/CVE-2023-33128 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 9):
Source: dotnet7.0-7.0.107-1.el9_2.src.rpm
aarch64: aspnetcore-runtime-7.0-7.0.7-1.el9_2.aarch64.rpm aspnetcore-targeting-pack-7.0-7.0.7-1.el9_2.aarch64.rpm dotnet-apphost-pack-7.0-7.0.7-1.el9_2.aarch64.rpm dotnet-apphost-pack-7.0-debuginfo-7.0.7-1.el9_2.aarch64.rpm dotnet-host-7.0.7-1.el9_2.aarch64.rpm dotnet-host-debuginfo-7.0.7-1.el9_2.aarch64.rpm dotnet-hostfxr-7.0-7.0.7-1.el9_2.aarch64.rpm dotnet-hostfxr-7.0-debuginfo-7.0.7-1.el9_2.aarch64.rpm dotnet-runtime-7.0-7.0.7-1.el9_2.aarch64.rpm dotnet-runtime-7.0-debuginfo-7.0.7-1.el9_2.aarch64.rpm dotnet-sdk-7.0-7.0.107-1.el9_2.aarch64.rpm dotnet-sdk-7.0-debuginfo-7.0.107-1.el9_2.aarch64.rpm dotnet-targeting-pack-7.0-7.0.7-1.el9_2.aarch64.rpm dotnet-templates-7.0-7.0.107-1.el9_2.aarch64.rpm dotnet7.0-debuginfo-7.0.107-1.el9_2.aarch64.rpm dotnet7.0-debugsource-7.0.107-1.el9_2.aarch64.rpm netstandard-targeting-pack-2.1-7.0.107-1.el9_2.aarch64.rpm
ppc64le: aspnetcore-runtime-7.0-7.0.7-1.el9_2.ppc64le.rpm aspnetcore-targeting-pack-7.0-7.0.7-1.el9_2.ppc64le.rpm dotnet-apphost-pack-7.0-7.0.7-1.el9_2.ppc64le.rpm dotnet-apphost-pack-7.0-debuginfo-7.0.7-1.el9_2.ppc64le.rpm dotnet-host-7.0.7-1.el9_2.ppc64le.rpm dotnet-host-debuginfo-7.0.7-1.el9_2.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:3592-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:3592
Issue date: 2023-06-14

Topic

An update for .NET 7.0 is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory denial of service Red Hat remote code execution security fix important dotnet

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux CRB (v. 9) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2192438 - CVE-2023-24936 dotnet: Bypass restrictions when deserializing a DataSet or DataTable from XML

2212615 - CVE-2023-32032 dotnet: Elevation of privilege - TarFile.ExtractToDirectory ignores extraction directory argument

2212617 - CVE-2023-29331 dotnet: .NET Kestrel: Denial of Service processing X509 Certificates

2212618 - CVE-2023-33128 dotnet: Remote Code Execution - Source generators issue can lead to a crash due to unmanaged heap corruption

2213703 - CVE-2023-29337 dotnet: vulnerability exists in NuGet where a potential race condition can lead to a symlink attack

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