ALSA-2026:21556
ALSA-2026:21556 · Important: kernel security update
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
Esta página muestra una selección de datos de las fuentes. Consulte los avisos enlazados para ver la descripción completa y las versiones afectadas.
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al (CVE-2025-38653) * kernel: ima: don't clear IMA_DIGSIG flag when setting or removing non-IMA xattr (CVE-2025-68183) * kernel: nbd: defer config unlock in nbd_genl_connect (CVE-2025-68366) * kernel: crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id (CVE-2025-68724) * kernel: iommu: disable SVA when CONFIG_X86 is set (CVE-2025-71089) * kernel: netfilter: nf_tables: release flowtable after rcu grace period on error (CVE-2026-23392) * kernel: netfilter: nf_conntrack_h323: check for zero length in DecodeQ931() (CVE-2026-23455) * kernel: Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold (CVE-2026-31408) * kernel: net: sched: act_csum: validate nested VLAN headers (CVE-2026-31684) * kernel: netfilter: ip6t_eui64: reject invalid MAC header for all packets (CVE-2026-31685) * kernel: netfilter: nf_conntrack_helper: pass helper to expect cleanup (CVE-2026-43027) * kernel: Bluetooth: MGMT: validate LTK enc_size on load (CVE-2026-43020) * kernel: HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq (CVE-2026-43051) * kernel: smb: client: validate the whole DACL before rewriting it in cifsacl (CVE-2026-31709) * kernel: Bluetooth: SCO: fix race conditions in sco_sock_connect() (CVE-2026-43023) * kernel: wifi: brcmfmac: validate bsscfg indices in IF events (CVE-2026-43110) * kernel: netfilter: xt_tcpmss: check remaining length before reading optlen (CVE-2026-43190) * kernel: xfs: fix freemap adjustments when adding xattrs to leaf blocks (CVE-2026-43158) * kernel: mm/page_alloc: clear page->private in free_pages_prepare() (CVE-2026-43303) 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.
Corrección disponible
- Publicación
- Actualización
Pila tecnológica: system
Productos y versiones afectados
kernel AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug-devel AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug-devel-matched AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug-modules AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug-modules-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-debug-modules-extra AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-devel AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-devel-matched AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-modules AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-modules-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-64k-modules-extra AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-abi-stablelists AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-cross-headers AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-debug AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-debug-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-debug-devel AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-debug-devel-matched AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-debug-modules AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
kernel-debug-modules-core AlmaLinux:9
- Intervalos de versiones afectados
- ECOSYSTEM: < 5.14.0-687.12.1.el9_8
Actualiza a 5.14.0-687.12.1.el9_8
Fuentes originales
- https://access.redhat.com/errata/RHSA-2026:21556
- https://access.redhat.com/security/cve/CVE-2025-38653
- https://access.redhat.com/security/cve/CVE-2025-68183
- https://access.redhat.com/security/cve/CVE-2025-68366
- https://access.redhat.com/security/cve/CVE-2025-68724
- https://access.redhat.com/security/cve/CVE-2025-71089
- https://access.redhat.com/security/cve/CVE-2026-23392
- https://access.redhat.com/security/cve/CVE-2026-23455
- https://access.redhat.com/security/cve/CVE-2026-31408
- https://access.redhat.com/security/cve/CVE-2026-31684
- https://access.redhat.com/security/cve/CVE-2026-31685
- https://access.redhat.com/security/cve/CVE-2026-31709
- https://access.redhat.com/security/cve/CVE-2026-43020
- https://access.redhat.com/security/cve/CVE-2026-43023
- https://access.redhat.com/security/cve/CVE-2026-43027
- https://access.redhat.com/security/cve/CVE-2026-43051
- https://access.redhat.com/security/cve/CVE-2026-43110
- https://access.redhat.com/security/cve/CVE-2026-43158
- https://access.redhat.com/security/cve/CVE-2026-43190
- https://access.redhat.com/security/cve/CVE-2026-43303
- https://bugzilla.redhat.com/2390372
- https://bugzilla.redhat.com/2422699
- https://bugzilla.redhat.com/2424881
- https://osv.dev/vulnerability/ALSA-2026:21556