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Red Hat Product Errata RHSA-2026:94063 - Security Advisory
Issued:
2026-11-02
Updated:
2026-11-02

RHSA-2026:94063 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Important: Satellite 6 Client Update

Type/Severity

Security Advisory: Important

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Updated Satellite Client packages that fix several bugs are now available for
Red Hat Satellite.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

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):

  • foreman_ygg_worker: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)
  • yggdrasil: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)
  • foreman_ygg_worker: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853)
  • yggdrasil: Go net/http: Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853)
  • foreman_ygg_worker: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858)
  • yggdrasil: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858)
  • foreman_ygg_worker: Go: Denial of Service via XML decoding recursion depth issue (CVE-2026-56859)
  • yggdrasil: Go: Denial of Service via XML decoding recursion depth issue (CVE-2026-56859)
  • foreman_ygg_worker: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)
  • yggdrasil: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)
  • foreman_ygg_worker: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)
  • yggdrasil: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

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

Affected Products

  • Red Hat Enterprise Linux for x86_64 10 x86_64
  • Red Hat Enterprise Linux for x86_64 9 x86_64
  • Red Hat Enterprise Linux for x86_64 8 x86_64
  • Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 10 s390x
  • Red Hat Enterprise Linux for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for Power, little endian 10 ppc64le
  • Red Hat Enterprise Linux for Power, little endian 9 ppc64le
  • Red Hat Enterprise Linux for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for ARM 64 10 aarch64
  • Red Hat Enterprise Linux for ARM 64 9 aarch64
  • Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

(none)

CVEs

  • CVE-2026-33818
  • CVE-2026-56853
  • CVE-2026-56858
  • CVE-2026-56859
  • CVE-2026-56860
  • CVE-2026-56862

References

  • https://access.redhat.com/security/updates/classification/#important
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 10

SRPM
foreman_ygg_worker-0.3.3-3.el10sat.src.rpm SHA-256: 63e28445ed58a105ff76007979cd2d85f7bbc38deb6132afe1e4b7fe3223b364
openvox-agent-8.31.1-1.el10sat.src.rpm SHA-256: 218fdffd5f3237ed8ab2615e6c2d3e8e0788aaeb2cf182b06ae592197c280166
x86_64
foreman_ygg_worker-0.3.3-3.el10sat.x86_64.rpm SHA-256: 01af15216b43a046fa5a46b0b0e9692302675537c32c246bc4e462a062243116
openvox-agent-8.31.1-1.el10sat.x86_64.rpm SHA-256: b9d0de2d88dfdc9792222304230d616bf0d04f9b39108f565aaae6917ccbc830

Red Hat Enterprise Linux for x86_64 9

SRPM
foreman_ygg_worker-0.3.3-3.el9sat.src.rpm SHA-256: 936a5647d85a4325a9b475c59c47c3b64d4261f715f071af42dcb46cbc128e16
openvox-agent-8.31.1-1.el9sat.src.rpm SHA-256: 4b60013dfbedb38339f26811df29262d161eb2c8c7dbcb3b30b3e3c4aac53ebe
yggdrasil-0.2.3-5.el9sat.src.rpm SHA-256: c27ce36aaba2f995f74aee0c586657d0312685c3c4771ff2c9c2b2c60e2608a6
x86_64
foreman_ygg_worker-0.3.3-3.el9sat.x86_64.rpm SHA-256: 85a436f24755fc143a69df9c8c001ced11d143a2c91bb7413909f26ec07c2e81
openvox-agent-8.31.1-1.el9sat.x86_64.rpm SHA-256: 4f9584ca43a2d5fb21391be852e9d3c2ec4288dd03f83d1aae80730c87089fe0
yggdrasil-0.2.3-5.el9sat.x86_64.rpm SHA-256: f3fae386b8efd49002c7c02d9f24a6a2f5f64c66a9aee3aca06658f8712e6e18

Red Hat Enterprise Linux for x86_64 8

SRPM
foreman_ygg_worker-0.3.3-3.el8sat.src.rpm SHA-256: 5c41ece06058a7d15a7bae9eca55459e93d87e7bf4288df592436c8c840d303f
openvox-agent-8.31.1-1.el8sat.src.rpm SHA-256: 2614d6d45d97eb0022844ed2a78baf842c6bc6e7cc860b3eba915870cf3cbd1d
yggdrasil-0.2.3-5.el8sat.src.rpm SHA-256: 1222acda5e1ab40e917602b08be7b98033e08e58f026b77f2521b982939e4c51
x86_64
foreman_ygg_worker-0.3.3-3.el8sat.x86_64.rpm SHA-256: 2e327df0dcd29376e5402f6fc569876dfa694c080ed6a9a116e11e68e2b91f50
openvox-agent-8.31.1-1.el8sat.x86_64.rpm SHA-256: 5f3adf59692a289d0d71a76cb2cc9f42456fa5de7a10f51e76fb1cbe6599cf58
yggdrasil-0.2.3-5.el8sat.x86_64.rpm SHA-256: 91defa3d9dbafb37baee5767da16b3afc9fbc34e3ba9274c03019d079e9c3fd2

Red Hat Enterprise Linux Server - Extended Life Cycle Support 7

SRPM
openvox-agent-8.31.1-1.el7sat.src.rpm SHA-256: 0e2c8c1ef3a516ce1ecf33afe8f3d69008c25b366aebe7d6744f34c06721170b
x86_64
openvox-agent-8.31.1-1.el7sat.x86_64.rpm SHA-256: 706af8c5deca3e450613eec892bd9ccd1d513367c5cb7f0e3cf74366c5e16eac

Red Hat Enterprise Linux for IBM z Systems 10

SRPM
foreman_ygg_worker-0.3.3-3.el10sat.src.rpm SHA-256: 63e28445ed58a105ff76007979cd2d85f7bbc38deb6132afe1e4b7fe3223b364
s390x
foreman_ygg_worker-0.3.3-3.el10sat.s390x.rpm SHA-256: 676c13b5bfce21cd8abdd4a36613279ad30e4248bd708437e2b0883400de63e5

Red Hat Enterprise Linux for IBM z Systems 9

SRPM
foreman_ygg_worker-0.3.3-3.el9sat.src.rpm SHA-256: 936a5647d85a4325a9b475c59c47c3b64d4261f715f071af42dcb46cbc128e16
yggdrasil-0.2.3-5.el9sat.src.rpm SHA-256: c27ce36aaba2f995f74aee0c586657d0312685c3c4771ff2c9c2b2c60e2608a6
s390x
foreman_ygg_worker-0.3.3-3.el9sat.s390x.rpm SHA-256: 920a47fb993a64bfc720ccecd203d3fcd662e75d2abccaee991f06bd656111bf
yggdrasil-0.2.3-5.el9sat.s390x.rpm SHA-256: b0439835ef8ff72b3a396e3659108386c95edef1afb7cb29552711e466a0ff75

Red Hat Enterprise Linux for IBM z Systems 8

SRPM
foreman_ygg_worker-0.3.3-3.el8sat.src.rpm SHA-256: 5c41ece06058a7d15a7bae9eca55459e93d87e7bf4288df592436c8c840d303f
yggdrasil-0.2.3-5.el8sat.src.rpm SHA-256: 1222acda5e1ab40e917602b08be7b98033e08e58f026b77f2521b982939e4c51
s390x
foreman_ygg_worker-0.3.3-3.el8sat.s390x.rpm SHA-256: ea60ab472dd052941a84fbb13d8a3946c54944740199ccc923dafb5d77b6567d
yggdrasil-0.2.3-5.el8sat.s390x.rpm SHA-256: e5287c848846c79e368fda3ceba8f4fb4dc4f174ec6688a11cbd096093736623

Red Hat Enterprise Linux for Power, little endian 10

SRPM
foreman_ygg_worker-0.3.3-3.el10sat.src.rpm SHA-256: 63e28445ed58a105ff76007979cd2d85f7bbc38deb6132afe1e4b7fe3223b364
ppc64le
foreman_ygg_worker-0.3.3-3.el10sat.ppc64le.rpm SHA-256: 316f3d010b9d19ee2c8e6abd1092af2ba05e8629cac3c0081eab65883b240b8c

Red Hat Enterprise Linux for Power, little endian 9

SRPM
foreman_ygg_worker-0.3.3-3.el9sat.src.rpm SHA-256: 936a5647d85a4325a9b475c59c47c3b64d4261f715f071af42dcb46cbc128e16
yggdrasil-0.2.3-5.el9sat.src.rpm SHA-256: c27ce36aaba2f995f74aee0c586657d0312685c3c4771ff2c9c2b2c60e2608a6
ppc64le
foreman_ygg_worker-0.3.3-3.el9sat.ppc64le.rpm SHA-256: 5e265c90297d9bf516b62ccd53e4ef26b03b87a54af006a4785f97e04a61736a
yggdrasil-0.2.3-5.el9sat.ppc64le.rpm SHA-256: 3c066db8f18723463f5cccc26e4962a70f7d09985f10c375b8c857aaa79842c1

Red Hat Enterprise Linux for Power, little endian 8

SRPM
foreman_ygg_worker-0.3.3-3.el8sat.src.rpm SHA-256: 5c41ece06058a7d15a7bae9eca55459e93d87e7bf4288df592436c8c840d303f
yggdrasil-0.2.3-5.el8sat.src.rpm SHA-256: 1222acda5e1ab40e917602b08be7b98033e08e58f026b77f2521b982939e4c51
ppc64le
foreman_ygg_worker-0.3.3-3.el8sat.ppc64le.rpm SHA-256: c4769fa70de410d1bdd6f297e489853f80df71e8b2ee0523debc0a46c03d5fdf
yggdrasil-0.2.3-5.el8sat.ppc64le.rpm SHA-256: e3111385dd720c7e6a608a906a4626cdff09137608f8899d44085bb7a4e9ba41

Red Hat Enterprise Linux for ARM 64 10

SRPM
foreman_ygg_worker-0.3.3-3.el10sat.src.rpm SHA-256: 63e28445ed58a105ff76007979cd2d85f7bbc38deb6132afe1e4b7fe3223b364
openvox-agent-8.31.1-1.el10sat.src.rpm SHA-256: 218fdffd5f3237ed8ab2615e6c2d3e8e0788aaeb2cf182b06ae592197c280166
aarch64
foreman_ygg_worker-0.3.3-3.el10sat.aarch64.rpm SHA-256: 3f24b98a67fc961c4b90193803dd3bf8596fd987d24e09f7756253c816a22789
openvox-agent-8.31.1-1.el10sat.aarch64.rpm SHA-256: 49a49048b93d80f59f356bcf82c6207284ab63cc2da7b9d4376bf22a8e431dde

Red Hat Enterprise Linux for ARM 64 9

SRPM
foreman_ygg_worker-0.3.3-3.el9sat.src.rpm SHA-256: 936a5647d85a4325a9b475c59c47c3b64d4261f715f071af42dcb46cbc128e16
openvox-agent-8.31.1-1.el9sat.src.rpm SHA-256: 4b60013dfbedb38339f26811df29262d161eb2c8c7dbcb3b30b3e3c4aac53ebe
yggdrasil-0.2.3-5.el9sat.src.rpm SHA-256: c27ce36aaba2f995f74aee0c586657d0312685c3c4771ff2c9c2b2c60e2608a6
aarch64
foreman_ygg_worker-0.3.3-3.el9sat.aarch64.rpm SHA-256: 4f33f08875b2d27d6af319f712e5c08ac8379f1df1bdf98d2b05ab79f21890b8
openvox-agent-8.31.1-1.el9sat.aarch64.rpm SHA-256: 1d1136838cc2ac69c268a4bea222919c8d00edc49a224a749f736c8e19e5e38b
yggdrasil-0.2.3-5.el9sat.aarch64.rpm SHA-256: 08a35c6501068d55920cd2523041ff4f11e6bc51d876218f73aa094b75c1826a

Red Hat Enterprise Linux for ARM 64 8

SRPM
foreman_ygg_worker-0.3.3-3.el8sat.src.rpm SHA-256: 5c41ece06058a7d15a7bae9eca55459e93d87e7bf4288df592436c8c840d303f
openvox-agent-8.31.1-1.el8sat.src.rpm SHA-256: 2614d6d45d97eb0022844ed2a78baf842c6bc6e7cc860b3eba915870cf3cbd1d
yggdrasil-0.2.3-5.el8sat.src.rpm SHA-256: 1222acda5e1ab40e917602b08be7b98033e08e58f026b77f2521b982939e4c51
aarch64
foreman_ygg_worker-0.3.3-3.el8sat.aarch64.rpm SHA-256: b2f9738b5c4af24fad655b4aaa553809fcffd7921933a3069c784bdbfa1c7bb7
openvox-agent-8.31.1-1.el8sat.aarch64.rpm SHA-256: 30c16f128ddb9be4f8e815fbfb217919d3c603cb6e1bd15044ccc585abb68460
yggdrasil-0.2.3-5.el8sat.aarch64.rpm SHA-256: 668f2775967975d12bfa04720e41b47314fd542fcbdabbd512a519fef517b140

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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