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RLSA-2021:3440

RLSA-2021:3440 · Moderate: kernel-rt security and bug fix update

Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: slab-out-of-bounds access in xdr_set_page_base() in net/sunrpc/xdr.c (CVE-2021-38201) 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): * OSLAT spikes on subset of cpus (BZ#1986063) * kernel-rt: update RT source tree to the Rocky Linux-8.4.z source tree (BZ#1990013) * Failure to enter full_nohz due to needless SCHED softirqs (BZ#1990272) * kernel-rt: Make rcu_normal_after_boot writable (BZ#1995431)

CVSS 7.5 · Élevée · Correctif disponible

Publication
Mise à jour

Pile logicielle: system

Produits et versions concernés

  • kernel-rt Rocky Linux:8

    Plages de versions concernées
    • ECOSYSTEM: < 0:4.18.0-305.17.1.rt7.89.el8_4

    Mettez à jour vers 0:4.18.0-305.17.1.rt7.89.el8_4

Sources originales

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