Avis du CERT-FR
Objet : Multiples vulnérabilités dans le noyau Linux de Red Hat
Gestion du document
Une gestion de version détaillée se trouve à la fin de ce document.
Risques
- Atteinte à l'intégrité des données
- Atteinte à la confidentialité des données
- Contournement de la politique de sécurité
- Déni de service
- Exécution de code arbitraire
- Élévation de privilèges
Systèmes affectés
- Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 10.0 aarch64
- Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.4 aarch64
- Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.6 aarch64
- Red Hat CodeReady Linux Builder for ARM 64 9 aarch64
- Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 10.0 s390x
- Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.4 s390x
- Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 9.6 s390x
- Red Hat CodeReady Linux Builder for IBM z Systems 9 s390x
- Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 10.0 ppc64le
- Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.4 ppc64le
- Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 9.6 ppc64le
- Red Hat CodeReady Linux Builder for Power, little endian 9 ppc64le
- Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 10.0 x86_64
- Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.4 x86_64
- Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 9.6 x86_64
- Red Hat CodeReady Linux Builder for x86_64 9 x86_64
- Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.0 aarch64
- Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.2 aarch64
- Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.4 aarch64
- Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.6 aarch64
- Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.2 aarch64
- Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.4 aarch64
- Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.6 aarch64
- Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.0 aarch64
- Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.4 aarch64
- Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.6 aarch64
- Red Hat Enterprise Linux for ARM 64 10 aarch64
- Red Hat Enterprise Linux for ARM 64 9 aarch64
- Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.0 s390x
- Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.2 s390x
- Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.4 s390x
- Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.6 s390x
- Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.2 s390x
- Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.4 s390x
- Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.6 s390x
- Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.0 s390x
- Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.4 s390x
- Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.6 s390x
- Red Hat Enterprise Linux for IBM z Systems 9 s390x
- Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.0 ppc64le
- Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.2 ppc64le
- Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.4 ppc64le
- Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.6 ppc64le
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.0 ppc64le
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.4 ppc64le
- Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.6 ppc64le
- Red Hat Enterprise Linux for Power, little endian 9 ppc64le
- Red Hat Enterprise Linux for Real Time 8 x86_64
- Red Hat Enterprise Linux for Real Time for NFV 8 x86_64
- Red Hat Enterprise Linux for Real Time for x86_64 - Extended Life Cycle Support 7 x86_64
- Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.0 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.2 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.4 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.6 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.0 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.4 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.6 x86_64
- Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.8 x86_64
- Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.8 x86_64
- Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.0 x86_64
- Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
- Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.4 x86_64
- Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.6 x86_64
- Red Hat Enterprise Linux for x86_64 9 x86_64
- Red Hat Enterprise Linux Server - AUS 9.2 x86_64
- Red Hat Enterprise Linux Server - AUS 9.4 x86_64
- Red Hat Enterprise Linux Server - AUS 9.6 x86_64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 s390x
- Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian 7 ppc64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le
- Red Hat Enterprise Linux Server - TUS 8.8 x86_64
- Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 8.8 ppc64le
- Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le
- Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.4 ppc64le
- Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.6 ppc64le
Résumé
De multiples vulnérabilités ont été découvertes dans le noyau Linux de Red Hat. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire, une élévation de privilèges et une atteinte à la confidentialité des données.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Documentation
-
Bulletin de sécurité Red Hat RHSA-2026:14869 du 07 mai 2026
https://access.redhat.com/errata/RHSA-2026:14869 -
Bulletin de sécurité Red Hat RHSA-2026:14925 du 07 mai 2026
https://access.redhat.com/errata/RHSA-2026:14925 -
Bulletin de sécurité Red Hat RHSA-2026:14926 du 07 mai 2026
https://access.redhat.com/errata/RHSA-2026:14926 -
Bulletin de sécurité Red Hat RHSA-2026:15883 du 11 mai 2026
https://access.redhat.com/errata/RHSA-2026:15883 -
Bulletin de sécurité Red Hat RHSA-2026:16061 du 11 mai 2026
https://access.redhat.com/errata/RHSA-2026:16061 -
Bulletin de sécurité Red Hat RHSA-2026:16100 du 11 mai 2026
https://access.redhat.com/errata/RHSA-2026:16100 -
Bulletin de sécurité Red Hat RHSA-2026:16196 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16196 -
Bulletin de sécurité Red Hat RHSA-2026:16203 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16203 -
Bulletin de sécurité Red Hat RHSA-2026:16206 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16206 -
Bulletin de sécurité Red Hat RHSA-2026:16254 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16254 -
Bulletin de sécurité Red Hat RHSA-2026:16312 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16312 -
Bulletin de sécurité Red Hat RHSA-2026:16314 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16314 -
Bulletin de sécurité Red Hat RHSA-2026:16328 du 12 mai 2026
https://access.redhat.com/errata/RHSA-2026:16328 -
Référence CVE CVE-2018-16885
https://www.cve.org/CVERecord?id=CVE-2018-16885 -
Référence CVE CVE-2025-40240
https://www.cve.org/CVERecord?id=CVE-2025-40240 -
Référence CVE CVE-2026-23097
https://www.cve.org/CVERecord?id=CVE-2026-23097 -
Référence CVE CVE-2026-23139
https://www.cve.org/CVERecord?id=CVE-2026-23139 -
Référence CVE CVE-2026-23191
https://www.cve.org/CVERecord?id=CVE-2026-23191 -
Référence CVE CVE-2026-23243
https://www.cve.org/CVERecord?id=CVE-2026-23243 -
Référence CVE CVE-2026-23401
https://www.cve.org/CVERecord?id=CVE-2026-23401 -
Référence CVE CVE-2026-31402
https://www.cve.org/CVERecord?id=CVE-2026-31402 -
Référence CVE CVE-2026-31431
https://www.cve.org/CVERecord?id=CVE-2026-31431 -
Référence CVE CVE-2026-31532
https://www.cve.org/CVERecord?id=CVE-2026-31532 -
Référence CVE CVE-2026-43284
https://www.cve.org/CVERecord?id=CVE-2026-43284
Gestion détaillée du document
| Date | Description |
|---|---|
| 15 mai 2026 | Version initiale |