Red Hat Security Advisory: .NET 8.0 security, bug fix, and enhancement update
.NET 8.0 on Red Hat Enterprise Linux has multiple security vulnerabilities including a security feature bypass, information disclosure, denial of service, and elevation of privilege. Red Hat has released an update to SDK 8.0.130 and Runtime 8.0.30 to address these issues. The advisory rates the security impact as Important. The vulnerabilities affect various Red Hat Enterprise Linux 8 variants and related CodeReady Linux Builder products. Users are advised to apply the update as detailed in the Red Hat advisory.
AI Analysis
Technical Summary
Red Hat Product Security issued an advisory (RHSA-2026:54538) for .NET 8.0 on Red Hat Enterprise Linux 8, addressing four security vulnerabilities: CVE-2026-62899 (security feature bypass), CVE-2026-62900 (information disclosure), CVE-2026-62901 (denial of service), and CVE-2026-62909 (elevation of privilege). The update includes SDK version 8.0.130 and Runtime version 8.0.30. These vulnerabilities affect multiple architectures and product variants including x86_64, s390x, ppc64le, and aarch64. The advisory provides packages to remediate these issues and references CVE pages for detailed impact and scoring information.
Potential Impact
The vulnerabilities collectively allow attackers to bypass security features, disclose sensitive information, cause denial of service conditions, and elevate privileges within the .NET 8.0 environment on affected Red Hat Enterprise Linux systems. This could compromise the confidentiality, integrity, and availability of affected systems if exploited.
Mitigation Recommendations
Red Hat has released an official update to .NET 8.0 (SDK 8.0.130 and Runtime 8.0.30) that addresses these vulnerabilities. Users should apply this update promptly following the instructions in the Red Hat advisory (https://access.redhat.com/articles/11258). No additional mitigation steps are indicated beyond applying the provided patches.
Red Hat Security Advisory: .NET 8.0 security, bug fix, and enhancement update
Description
.NET 8.0 on Red Hat Enterprise Linux has multiple security vulnerabilities including a security feature bypass, information disclosure, denial of service, and elevation of privilege. Red Hat has released an update to SDK 8.0.130 and Runtime 8.0.30 to address these issues. The advisory rates the security impact as Important. The vulnerabilities affect various Red Hat Enterprise Linux 8 variants and related CodeReady Linux Builder products. Users are advised to apply the update as detailed in the Red Hat advisory.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Red Hat Product Security issued an advisory (RHSA-2026:54538) for .NET 8.0 on Red Hat Enterprise Linux 8, addressing four security vulnerabilities: CVE-2026-62899 (security feature bypass), CVE-2026-62900 (information disclosure), CVE-2026-62901 (denial of service), and CVE-2026-62909 (elevation of privilege). The update includes SDK version 8.0.130 and Runtime version 8.0.30. These vulnerabilities affect multiple architectures and product variants including x86_64, s390x, ppc64le, and aarch64. The advisory provides packages to remediate these issues and references CVE pages for detailed impact and scoring information.
Potential Impact
The vulnerabilities collectively allow attackers to bypass security features, disclose sensitive information, cause denial of service conditions, and elevate privileges within the .NET 8.0 environment on affected Red Hat Enterprise Linux systems. This could compromise the confidentiality, integrity, and availability of affected systems if exploited.
Mitigation Recommendations
Red Hat has released an official update to .NET 8.0 (SDK 8.0.130 and Runtime 8.0.30) that addresses these vulnerabilities. Users should apply this update promptly following the instructions in the Red Hat advisory (https://access.redhat.com/articles/11258). No additional mitigation steps are indicated beyond applying the provided patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:54538
- Cve Count
- 4
- Additional Cves
- ["CVE-2026-62900","CVE-2026-62901","CVE-2026-62909"]
- Cvss Version
- null
Threat ID: 6a7e0344bf8831d5398f57b2
Added to database: 08/13/2026, 17:47:48 UTC
Last enriched: 08/13/2026, 17:51:43 UTC
Last updated: 08/14/2026, 00:41:13 UTC
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.