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CVE-2026-89547

Опубликовано: 14 сент. 2026
Источник: ubuntu
Приоритет: medium
EPSS Низкий
CVSS3: 8.1

Описание

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Check svc pool percpu counter allocation __svc_create() initializes three per-pool percpu_counter stats and ignores every return value. On SMP, percpu_counter_init() fails when __alloc_percpu_gfp() cannot satisfy the allocation, leaving the failed counter with fbc->counters == NULL and its embedded raw_spinlock_t, list_head, and count never initialized. __svc_create() returns the half-constructed svc_serv to nfsd, lockd, or the NFS callback service anyway. Once that service is live, the hot-path increments in svc_xprt_enqueue(), svc_handle_xprt(), and svc_pool_wake_idle_thread() reach a counter whose backing pointer is NULL. The pointer is a per-cpu offset, so the access does not fault: it resolves to offset zero of the current CPU's per-cpu area and silently corrupts whatever variable lives there. A /proc/fs/nfsd/pool_stats read walks the same NULL per-cpu storage and returns garbage, and on CONFIG_DEBUG_SP...

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jammy

needs-triage

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra-legacy/xenial

ignored

superseded by linux-hwe
esm-infra/bionic

ignored

superseded by linux-hwe-5.4
jammy

DNE

noble

DNE

resolute

DNE

upstream

ignored

end of life

Показывать по

РелизСтатусПримечание
devel

needs-triage

esm-infra/focal

needs-triage

jammy

needs-triage

noble

needs-triage

resolute

needs-triage

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

upstream

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РелизСтатусПримечание
devel

DNE

esm-infra/bionic

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

end of kernel support
jammy

DNE

noble

DNE

resolute

DNE

upstream

ignored

end of life

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by Ubuntu Pro ppa version
noble

DNE

realtime/jammy

needs-triage

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

upstream

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РелизСтатусПримечание
devel

DNE

esm-infra-legacy/xenial

needs-triage

esm-infra/bionic

needs-triage

esm-infra/focal

needs-triage

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

needs-triage

noble

needs-triage

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

upstream

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devel

DNE

jammy

ignored

superseded by linux-lowlatency-hwe-6.2
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-lowlatency-hwe-6.2

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

ignored

replaced by linux-hwe-6.14
resolute

DNE

upstream

ignored

replaced by linux-hwe-6.14

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-lowlatency-hwe-6.5
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-lowlatency-hwe-6.5

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-lowlatency-hwe-6.8
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-lowlatency-hwe-6.8

Показывать по

РелизСтатусПримечание
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DNE

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

needs-triage

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РелизСтатусПримечание
devel

DNE

esm-infra-legacy/trusty

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

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noble

needs-triage

resolute

needs-triage

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

ignored

end of kernel support
resolute

DNE

upstream

ignored

end of kernel support

Показывать по

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DNE

jammy

DNE

noble

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resolute

DNE

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РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-nvidia-6.5
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-nvidia-6.5

Показывать по

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DNE

jammy

ignored

superseded by linux-nvidia-6.8
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-nvidia-6.8

Показывать по

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DNE

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

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Показывать по

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devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

DNE

resolute

needs-triage

upstream

needs-triage

Показывать по

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devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

needs-triage

noble

needs-triage

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/bionic

ignored

replaced by linux-hwe-5.4
jammy

DNE

noble

DNE

resolute

DNE

upstream

ignored

end of life

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

superseded by linux-oem-5.13
jammy

DNE

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DNE

resolute

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ignored

superseded by linux-oem-5.13

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

superseded by linux-oem-5.14
jammy

DNE

noble

DNE

resolute

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ignored

superseded by linux-oem-5.14

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

replaced by linux-hwe-5.15
jammy

DNE

noble

DNE

resolute

DNE

upstream

ignored

replaced by linux-hwe-5.15

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-oem-6.1
noble

DNE

resolute

DNE

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ignored

superseded by linux-oem-6.1

Показывать по

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DNE

esm-infra/focal

ignored

superseded by linux-oem-5.10
jammy

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ignored

superseded by linux-oem-5.10

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-oem-6.1
noble

DNE

resolute

DNE

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ignored

superseded by linux-oem-6.1

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-oem-6.5
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-oem-6.5

Показывать по

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devel

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jammy

DNE

noble

ignored

superseded by linux-oem-6.14
resolute

DNE

upstream

ignored

superseded by linux-oem-6.14

Показывать по

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DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

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Показывать по

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devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-oem-6.8
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-oem-6.8

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

ignored

superseded by linux-oem-6.14
resolute

DNE

upstream

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superseded by linux-oem-6.14

Показывать по

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DNE

jammy

DNE

noble

DNE

resolute

needs-triage

upstream

needs-triage

Показывать по

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devel

needs-triage

esm-infra-legacy/xenial

needs-triage

esm-infra/bionic

needs-triage

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needs-triage

jammy

needs-triage

noble

needs-triage

resolute

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Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/bionic

ignored

superseded by linux-oracle-5.3
jammy

DNE

noble

DNE

resolute

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ignored

superseded by linux-oracle-5.3

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РелизСтатусПримечание
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esm-infra/focal

ignored

superseded by linux-oracle-5.13
jammy

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noble

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resolute

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ignored

superseded by linux-oracle-5.13

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РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

superseded by linux-oracle-5.15
jammy

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noble

DNE

resolute

DNE

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ignored

superseded by linux-oracle-5.15

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/focal

needs-triage

jammy

DNE

noble

DNE

resolute

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РелизСтатусПримечание
devel

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esm-infra/bionic

ignored

superseded by linux-oracle-5.4
jammy

DNE

noble

DNE

resolute

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ignored

superseded by linux-oracle-5.4

Показывать по

РелизСтатусПримечание
devel

DNE

esm-infra/bionic

needs-triage

jammy

DNE

noble

DNE

resolute

DNE

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РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

superseded by linux-oracle-5.11
jammy

DNE

noble

DNE

resolute

DNE

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ignored

superseded by linux-oracle-5.11

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

superseded by linux-oracle-6.8
noble

DNE

resolute

DNE

upstream

ignored

superseded by linux-oracle-6.8

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

needs-triage

noble

DNE

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

needs-triage

resolute

DNE

upstream

needs-triage

Показывать по

РелизСтатусПримечание
devel

needs-triage

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needs-triage

jammy

needs-triage

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needs-triage

resolute

needs-triage

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Показывать по

РелизСтатусПримечание
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DNE

esm-infra/bionic

needs-triage

jammy

DNE

noble

DNE

resolute

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РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

ignored

superseded by Ubuntu Pro ppa version
realtime/noble

needs-triage

resolute

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РелизСтатусПримечание
devel

DNE

esm-infra/focal

ignored

replaced by linux-raspi
jammy

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DNE

resolute

DNE

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ignored

replaced by linux-raspi

Показывать по

РелизСтатусПримечание
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needs-triage

jammy

ignored

superseded by Ubuntu Pro ppa version
noble

ignored

superseded by Ubuntu Pro ppa version
realtime/jammy

needs-triage

realtime/noble

needs-triage

resolute

needs-triage

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

DNE

realtime/noble

needs-triage

resolute

DNE

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

DNE

noble

DNE

realtime/noble

needs-triage

resolute

DNE

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Показывать по

РелизСтатусПримечание
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DNE

jammy

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DNE

realtime/jammy

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Показывать по

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ignored

superseded by linux-riscv-5.8
jammy

ignored

end of kernel support
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ignored

replaced by linux-riscv-6.14
resolute

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Показывать по

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DNE

esm-infra/focal

ignored

superseded by linux-riscv-5.13
jammy

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DNE

resolute

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ignored

superseded by linux-riscv-5.13

Показывать по

РелизСтатусПримечание
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DNE

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needs-triage

jammy

DNE

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DNE

resolute

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Показывать по

РелизСтатусПримечание
devel

DNE

jammy

ignored

end of kernel support
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DNE

resolute

DNE

upstream

ignored

end of life

Показывать по

РелизСтатусПримечание
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DNE

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ignored

superseded by linux-riscv-5.11
jammy

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DNE

resolute

DNE

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ignored

superseded by linux-riscv-5.11

Показывать по

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DNE

jammy

DNE

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ignored

superseded by linux-riscv-6.17
resolute

DNE

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superseded by linux-riscv-6.17

Показывать по

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DNE

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Показывать по

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devel

DNE

jammy

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superseded by linux-riscv-6.8
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DNE

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DNE

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superseded by linux-riscv-6.8

Показывать по

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DNE

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devel

DNE

jammy

ignored

end of kernel support
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DNE

resolute

DNE

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end of life

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DNE

jammy

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superseded by linux-starfive-6.5
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DNE

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superseded by linux-starfive-6.5

Показывать по

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end of kernel support
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DNE

resolute

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end of life

Показывать по

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Показывать по

EPSS

Процентиль: 45%
0.00568
Низкий

8.1 High

CVSS3

Связанные уязвимости

CVSS3: 4.7
redhat
4 дня назад

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Check svc pool percpu counter allocation __svc_create() initializes three per-pool percpu_counter stats and ignores every return value. On SMP, percpu_counter_init() fails when __alloc_percpu_gfp() cannot satisfy the allocation, leaving the failed counter with fbc->counters == NULL and its embedded raw_spinlock_t, list_head, and count never initialized. __svc_create() returns the half-constructed svc_serv to nfsd, lockd, or the NFS callback service anyway. Once that service is live, the hot-path increments in svc_xprt_enqueue(), svc_handle_xprt(), and svc_pool_wake_idle_thread() reach a counter whose backing pointer is NULL. The pointer is a per-cpu offset, so the access does not fault: it resolves to offset zero of the current CPU's per-cpu area and silently corrupts whatever variable lives there. A /proc/fs/nfsd/pool_stats read walks the same NULL per-cpu storage and returns garbage, and on CONFIG_DEBUG_SP...

CVSS3: 8.1
nvd
4 дня назад

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Check svc pool percpu counter allocation __svc_create() initializes three per-pool percpu_counter stats and ignores every return value. On SMP, percpu_counter_init() fails when __alloc_percpu_gfp() cannot satisfy the allocation, leaving the failed counter with fbc->counters == NULL and its embedded raw_spinlock_t, list_head, and count never initialized. __svc_create() returns the half-constructed svc_serv to nfsd, lockd, or the NFS callback service anyway. Once that service is live, the hot-path increments in svc_xprt_enqueue(), svc_handle_xprt(), and svc_pool_wake_idle_thread() reach a counter whose backing pointer is NULL. The pointer is a per-cpu offset, so the access does not fault: it resolves to offset zero of the current CPU's per-cpu area and silently corrupts whatever variable lives there. A /proc/fs/nfsd/pool_stats read walks the same NULL per-cpu storage and returns garbage, and on CONFIG_DEBUG_SP

CVSS3: 8.1
debian
4 дня назад

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

CVSS3: 8.1
github
4 дня назад

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Check svc pool percpu counter allocation __svc_create() initializes three per-pool percpu_counter stats and ignores every return value. On SMP, percpu_counter_init() fails when __alloc_percpu_gfp() cannot satisfy the allocation, leaving the failed counter with fbc->counters == NULL and its embedded raw_spinlock_t, list_head, and count never initialized. __svc_create() returns the half-constructed svc_serv to nfsd, lockd, or the NFS callback service anyway. Once that service is live, the hot-path increments in svc_xprt_enqueue(), svc_handle_xprt(), and svc_pool_wake_idle_thread() reach a counter whose backing pointer is NULL. The pointer is a per-cpu offset, so the access does not fault: it resolves to offset zero of the current CPU's per-cpu area and silently corrupts whatever variable lives there. A /proc/fs/nfsd/pool_stats read walks the same NULL per-cpu storage and returns garbage, and on CONFIG_DEBUG...

EPSS

Процентиль: 45%
0.00568
Низкий

8.1 High

CVSS3

Уязвимость CVE-2026-89547