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ELSA-2026-36645

Опубликовано: 14 июл. 2026
Источник: oracle-oval
Платформа: Oracle Linux 9

Описание

ELSA-2026-36645: kernel update (IMPORTANT)

[5.14.0-687.23.1]

  • Disable UKI signing [Orabug: 36571828]
  • Update Oracle Linux certificates (Kevin Lyons)
  • Disable signing for aarch64 (Ilya Okomin)
  • Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]
  • Update x509.genkey [Orabug: 24817676]
  • Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.5]
  • Remove upstream reference during boot (Kevin Lyons) [Orabug: 34729535]
  • Add Oracle Linux IMA certificates
  • Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985764]

[5.14.0-687.23.1]

  • eventpoll: refresh epi_fget() / ep_remove_file() comments (Ian Kent) [RHEL-180773]
  • eventpoll: Fix integer overflow in ep_loop_check_proc() (Ian Kent) [RHEL-180773]
  • eventpoll: drop vestigial epi->dying flag (Ian Kent) [RHEL-180773]
  • eventpoll: drop dead bool return from ep_remove_epi() (Ian Kent) [RHEL-180773]
  • eventpoll: refresh eventpoll_release() fast-path comment (Ian Kent) [RHEL-180773]
  • eventpoll: move f_lock acquisition into ep_remove_file() (Ian Kent) [RHEL-180773]
  • eventpoll: fix ep_remove struct eventpoll / struct file UAF (Ian Kent) [RHEL-180773] {CVE-2026-46242}
  • eventpoll: drop vestigial __ prefix from ep_remove_{file,epi}() (Ian Kent) [RHEL-180773]
  • eventpoll: move epi_fget() up (Ian Kent) [RHEL-180773]
  • eventpoll: rename ep_remove_safe() back to ep_remove() (Ian Kent) [RHEL-180773]
  • eventpoll: kill __ep_remove() (Ian Kent) [RHEL-180773]
  • eventpoll: split __ep_remove() (Ian Kent) [RHEL-180773]
  • eventpoll: use hlist_is_singular_node() in __ep_remove() (Ian Kent) [RHEL-180773]
  • eventpoll: defer struct eventpoll free to RCU grace period (Ian Kent) [RHEL-173830] {CVE-2026-43074}
  • epoll: annotate racy check (Ian Kent) [RHEL-180773]
  • netfilter: bridge: make ebt_snat ARP rewrite writable (CKI Backport Bot) [RHEL-182344]
  • tg3: Fix race for querying speed/duplex (CKI Backport Bot) [RHEL-182768]

Обновленные пакеты

Oracle Linux 9

Oracle Linux aarch64

kernel-cross-headers

5.14.0-687.23.1.el9_8

kernel-tools-libs-devel

5.14.0-687.23.1.el9_8

libperf

5.14.0-687.23.1.el9_8

kernel-tools

5.14.0-687.23.1.el9_8

kernel-tools-libs

5.14.0-687.23.1.el9_8

kernel-headers

5.14.0-687.23.1.el9_8

perf

5.14.0-687.23.1.el9_8

python3-perf

5.14.0-687.23.1.el9_8

rtla

5.14.0-687.23.1.el9_8

rv

5.14.0-687.23.1.el9_8

Oracle Linux x86_64

kernel-debug-devel

5.14.0-687.23.1.el9_8

kernel-debug-devel-matched

5.14.0-687.23.1.el9_8

kernel-devel

5.14.0-687.23.1.el9_8

kernel-devel-matched

5.14.0-687.23.1.el9_8

kernel-doc

5.14.0-687.23.1.el9_8

kernel-headers

5.14.0-687.23.1.el9_8

perf

5.14.0-687.23.1.el9_8

python3-perf

5.14.0-687.23.1.el9_8

rtla

5.14.0-687.23.1.el9_8

rv

5.14.0-687.23.1.el9_8

kernel-cross-headers

5.14.0-687.23.1.el9_8

kernel-tools-libs-devel

5.14.0-687.23.1.el9_8

libperf

5.14.0-687.23.1.el9_8

kernel

5.14.0-687.23.1.el9_8

kernel-abi-stablelists

5.14.0-687.23.1.el9_8

kernel-core

5.14.0-687.23.1.el9_8

kernel-debug

5.14.0-687.23.1.el9_8

kernel-debug-core

5.14.0-687.23.1.el9_8

kernel-debug-modules

5.14.0-687.23.1.el9_8

kernel-debug-modules-core

5.14.0-687.23.1.el9_8

kernel-debug-modules-extra

5.14.0-687.23.1.el9_8

kernel-debug-uki-virt

5.14.0-687.23.1.el9_8

kernel-modules

5.14.0-687.23.1.el9_8

kernel-modules-core

5.14.0-687.23.1.el9_8

kernel-modules-extra

5.14.0-687.23.1.el9_8

kernel-tools

5.14.0-687.23.1.el9_8

kernel-tools-libs

5.14.0-687.23.1.el9_8

kernel-uki-virt

5.14.0-687.23.1.el9_8

kernel-uki-virt-addons

5.14.0-687.23.1.el9_8

Связанные уязвимости

CVSS3: 7.8
ubuntu
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent UAF.

CVSS3: 7.3
redhat
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent UAF.

CVSS3: 7.8
nvd
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent UAF.

CVSS3: 7.8
debian
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: e ...

CVSS3: 7.8
github
3 месяца назад

In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, ep_free() in eventpoll.c will kfree the epi->ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree() to an RCU callback to prevent UAF.