PT-2022-37984 · Gnu+2 · Debian+3

Published 2022-06-08 · Updated 2022-06-08

BDU

CVSS v2.0

4.6

Medium

Base vector

AV:L/AC:L/Au:S/C:N/I:N/A:C

Уязвимость функции hv init clocksource() модуля drivers/clocksource/hyperv timer.c ядра операционной системы Linux связана с некорректной инициализацией. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании

Fix

Improper Initialization

Use of Uninitialized Resource

Weakness Enumeration

CWE-665

CWE-908

Related Identifiers

BDU:2026-03714

Affected Products

Debian

Linux

Red Hat

Ubuntu

References · 15

• https://cve.org/CVERecord?id=CVE-2022-49726 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-49726 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-49726 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-03714 · Security Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.200 · Note
• https://git.kernel.org/stable/c/937fcbb55a1e48a6422e87e8f49422c92265f102 · Note
• https://lore.kernel.org/linux-cve-announce/2025022633-CVE-2022-49726-582f@gregkh · Note
• https://git.kernel.org/stable/c/db965e2757d95f695e606856418cd84003dd036d · Note
• https://git.kernel.org/linus/245b993d8f6c4e25f19191edfbd8080b645e12b1 · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.6 · Note
• https://git.kernel.org/stable/c/0414eab7c78f3518143d383e448d44fc573ac6d2 · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.124 · Note
• https://git.kernel.org/stable/c/cff3a7ce6e81418b6e8bac941779bbf5d342d626 · Note
• https://access.redhat.com/security/cve/cve-2022-49726 · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.49 · Note