Red Hat Security Advisory: Satellite 6.17.9.1 Async Update
Red Hat Satellite is a system management solution that allows organizations to configure and maintain their systems without the necessity to provide public Internet access to their servers or other client systems. It performs provisioning and configuration management of predefined standard operating environments. Security Fix(es): * pulpcore: relative_path_validator bypass via directory traversal in FilesystemExport (CVE-2026-12701) * yggdrasil-worker-forwarder: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) * yggdrasil-worker-forwarder: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186) * yggdrasil-worker-forwarder: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821) * yggdrasil-worker-forwarder: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811) * yggdrasil-worker-forwarder: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145) 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. Bug Fix(es): * Satellite 6.16→6.17 upgrade fails: pulpcore-manager rpm-datarepair 4073 CommandError: Unknown issue: '4073' (SAT-47477)
AI Analysis
Technical Summary
Red Hat Satellite, a system management solution, has multiple security vulnerabilities fixed in versions 6.16.11 and 6.17.9.1. Notable fixes include a directory traversal vulnerability in pulpcore's relative_path_validator (CVE-2026-12701), incorrect parsing of IPv6 host literals (CVE-2026-25679), authorization bypass due to improper HTTP/2 path validation in gRPC-Go (CVE-2026-33186), privilege escalation via incorrect Punycode label processing (CVE-2026-39821), and denial of service vulnerabilities related to DNS processing (CVE-2026-33811, CVE-2026-27145). These vulnerabilities affect Red Hat Satellite 6.16 and 6.17 releases for RHEL 8 and 9. Red Hat has provided patches and advises applying all previously released errata before updating.
Potential Impact
Successful exploitation of these vulnerabilities could allow attackers to bypass authorization, escalate privileges, perform directory traversal attacks, or cause denial of service conditions on affected Red Hat Satellite systems. The impact is rated as Important by Red Hat, indicating significant security concerns that could affect system integrity and availability.
Mitigation Recommendations
Red Hat has released official patches in Red Hat Satellite versions 6.16.11 and 6.17.9.1 that address these vulnerabilities. Users should apply these updates promptly after ensuring all previously released errata relevant to their systems have been applied. Detailed update instructions are available in the Red Hat Satellite documentation. No additional mitigation steps are indicated beyond applying the official fixes.
Red Hat Security Advisory: Satellite 6.17.9.1 Async Update
Description
Red Hat Satellite is a system management solution that allows organizations to configure and maintain their systems without the necessity to provide public Internet access to their servers or other client systems. It performs provisioning and configuration management of predefined standard operating environments. Security Fix(es): * pulpcore: relative_path_validator bypass via directory traversal in FilesystemExport (CVE-2026-12701) * yggdrasil-worker-forwarder: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679) * yggdrasil-worker-forwarder: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186) * yggdrasil-worker-forwarder: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821) * yggdrasil-worker-forwarder: Go net package: Denial of Service via long CNAME response in LookupCNAME (CVE-2026-33811) * yggdrasil-worker-forwarder: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145) 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. Bug Fix(es): * Satellite 6.16→6.17 upgrade fails: pulpcore-manager rpm-datarepair 4073 CommandError: Unknown issue: '4073' (SAT-47477)
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Red Hat Satellite, a system management solution, has multiple security vulnerabilities fixed in versions 6.16.11 and 6.17.9.1. Notable fixes include a directory traversal vulnerability in pulpcore's relative_path_validator (CVE-2026-12701), incorrect parsing of IPv6 host literals (CVE-2026-25679), authorization bypass due to improper HTTP/2 path validation in gRPC-Go (CVE-2026-33186), privilege escalation via incorrect Punycode label processing (CVE-2026-39821), and denial of service vulnerabilities related to DNS processing (CVE-2026-33811, CVE-2026-27145). These vulnerabilities affect Red Hat Satellite 6.16 and 6.17 releases for RHEL 8 and 9. Red Hat has provided patches and advises applying all previously released errata before updating.
Potential Impact
Successful exploitation of these vulnerabilities could allow attackers to bypass authorization, escalate privileges, perform directory traversal attacks, or cause denial of service conditions on affected Red Hat Satellite systems. The impact is rated as Important by Red Hat, indicating significant security concerns that could affect system integrity and availability.
Mitigation Recommendations
Red Hat has released official patches in Red Hat Satellite versions 6.16.11 and 6.17.9.1 that address these vulnerabilities. Users should apply these updates promptly after ensuring all previously released errata relevant to their systems have been applied. Detailed update instructions are available in the Red Hat Satellite documentation. No additional mitigation steps are indicated beyond applying the official fixes.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:42150
- Cve Count
- 6
- Additional Cves
- ["CVE-2026-25679","CVE-2026-27145","CVE-2026-33186","CVE-2026-33811","CVE-2026-39821"]
- Cvss Version
- 3.1
Threat ID: 6a5fcf3a1010f89cc2150d14
Added to database: 07/21/2026, 19:57:46 UTC
Last enriched: 08/14/2026, 19:23:15 UTC
Last updated: 09/04/2026, 02:28:10 UTC
Views: 92
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