Red Hat Security Advisory: Satellite 6.18.4 Async Update

Fixed packages 24

Vulnerabilities 7

• Critical 9.1
  CVE-2025-68121

  Unexpected session resumption in crypto/tls

  During session resumption in crypto/tls, if the underlying Config has its ClientCAs or RootCAs fields mutated between the initial handshake and the resumed handshake, the resumed handshake may succeed when it should have failed. This may happen when a user ca…

  Go standard library crypto/tls langfuse-3-worker katib-suggestion-hyperopt Debian Ubuntu Azure Linux Alpine Wolfi Go
  Feb 5, 2026
• High 8.3
  CVE-2026-0980

  Rubyipmi: red hat satellite: remote code execution in rubyipmi via malicious bmc username

  A flaw was found in rubyipmi, a gem used in the Baseboard Management Controller (BMC) component of Red Hat Satellite. An authenticated attacker with host creation or update permissions could exploit this vulnerability by crafting a malicious username for the …

  Red Hat Red Hat Satellite 6 Red Hat Satellite 6.16 for RHEL 8 Red Hat Satellite 6.17 for RHEL 9 RubyGems
  Feb 27, 2026
• High 8.1
  CVE-2026-1531

  Foreman-kubevirt: foreman_kubevirt: man-in-the-middle due to insecure default ssl verification

  A flaw was found in foreman_kubevirt. When configuring the connection to OpenShift, the system disables SSL verification if a Certificate Authority (CA) certificate is not explicitly set. This insecure default allows a remote attacker, capable of intercepting…

  Red Hat Red Hat Satellite 6 Red Hat Satellite 6.16 for RHEL 8 Red Hat Satellite 6.17 for RHEL 9 RubyGems
  Feb 2, 2026
• High 8.0
  CVE-2026-1961 Public exploit

  Forman: foreman: remote code execution via command injection in websocket proxy

  A flaw was found in Foreman. A remote attacker could exploit a command injection vulnerability in Foreman's WebSocket proxy implementation. This vulnerability arises from the system's use of unsanitized hostname values from compute resource providers when con…

  Red Hat Red Hat Satellite 6 Red Hat Satellite 6.16 for RHEL 8 Red Hat Satellite 6.17 for RHEL 9
  Mar 26, 2026
• High 7.5
  CVE-2025-61726

  Memory exhaustion in query parameter parsing in net/url

  The net/url package does not set a limit on the number of query parameters in a query. While the maximum size of query parameters in URLs is generally limited by the maximum request header size, the net/http.Request.ParseForm method can parse large URL-encode…

  Go standard library net/url katib-suggestion-hyperopt katib-earlystopping Debian Ubuntu Azure Linux Alpine Wolfi Go
  Jan 28, 2026
• High 7.5
  CVE-2025-61729

  Excessive resource consumption when printing error string for host certificate validation in crypto/x509

  Within HostnameError.Error(), when constructing an error string, there is no limit to the number of hosts that will be printed out. Furthermore, the error string is constructed by repeated string concatenation, leading to quadratic runtime. Therefore, a certi…

  Go standard library crypto/x509 katib-suggestion-hyperopt katib-earlystopping Debian Ubuntu Azure Linux Alpine Wolfi Go
  Dec 2, 2025
• Medium 5.4
  CVE-2026-4324

  Rubygem-katello: katello: denial of service and potential information disclosure via sql injection

  A flaw was found in the Katello plugin for Red Hat Satellite. This vulnerability, caused by improper sanitization of user-provided input, allows a remote attacker to inject arbitrary SQL commands into the sort_by parameter of the /api/hosts/bootc_images API e…

  Red Hat Red Hat Satellite 6 Red Hat Satellite 6.17 for RHEL 9 Red Hat Satellite 6.18 for RHEL 9 RubyGems
  Mar 17, 2026

References

• article
  https://access.redhat.com/security/updates/classification/#important
• article
  https://issues.redhat.com/browse/SAT-41530
• article
  https://issues.redhat.com/browse/SAT-42707
• article
  https://issues.redhat.com/browse/SAT-42708
• article
  https://issues.redhat.com/browse/SAT-42710
• article
  https://issues.redhat.com/browse/SAT-42711
• article
  https://issues.redhat.com/browse/SAT-42712
• article
  https://issues.redhat.com/browse/SAT-42713
• article
  https://issues.redhat.com/browse/SAT-42714
• article
  https://issues.redhat.com/browse/SAT-42715
• article
  https://issues.redhat.com/browse/SAT-42716
• article
  https://issues.redhat.com/browse/SAT-42717
• article
  https://issues.redhat.com/browse/SAT-42718
• article
  https://issues.redhat.com/browse/SAT-43310
• article
  https://issues.redhat.com/browse/SAT-43742
• article
  https://issues.redhat.com/browse/SAT-43743
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_5968.json
• report
  https://access.redhat.com/security/cve/CVE-2025-61726
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2434432
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-61726
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-61726
• article
  https://go.dev/cl/736712
• article
  https://go.dev/issue/77101
• article
  https://groups.google.com/g/golang-announce/c/Vd2tYVM8eUc
• advisory
  https://pkg.go.dev/vuln/GO-2026-4341
• report
  https://access.redhat.com/security/cve/CVE-2025-61729
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2418462
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-61729
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-61729
• article
  https://go.dev/cl/725920
• article
  https://go.dev/issue/76445
• article
  https://groups.google.com/g/golang-announce/c/8FJoBkPddm4
• advisory
  https://pkg.go.dev/vuln/GO-2025-4155
• report
  https://access.redhat.com/security/cve/CVE-2025-68121
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2437111
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-68121
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-68121
• article
  https://go.dev/cl/737700
• article
  https://go.dev/issue/77217