CVE-2026-45968 cpuidle: Skip governor when only one idle state is available

🗓️ 27 May 2026 12:18:27Reported by LinuxType

Fix cpuidle on PowerNV with one idle state bypasses governor to avoid crash.

Reporter	Title	Published	Views	Family All 18
CNNVD	Linux kernel 安全漏洞	27 May 202600:00	–	cnnvd
CVE	CVE-2026-45968	27 May 202612:18	–	cve
Debian	[SECURITY] [DLA 4606-1] linux security update	29 May 202616:36	–	debian
Debian CVE	CVE-2026-45968	27 May 202612:18	–	debiancve
Tenable Nessus	Debian dla-4606 : ata-modules-5.10.0-43-armmp-di - security update	3 Jun 202600:00	–	nessus
Tenable Nessus	Photon OS 4.0: Linux PHSA-2026-4.0-0977	11 Jun 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2026-45968	27 May 202600:00	–	nessus
EUVD	EUVD-2026-32252	27 May 202615:33	–	euvd
NVD	CVE-2026-45968	27 May 202614:17	–	nvd
OSV	BELL-CVE-2026-45968	28 May 202606:10	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/cpuidle/cpuidle.c"
    ],
    "versions": [
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "a0f7e804edc82e513d1ccb7c95ed8b351522ec81",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "5d103a38e2ae96eca57fd17161bcd29bd4622d1c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "4da2b897283c39980d6ae09dc1560fcd937879e5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "5c577ac939bca486cb02069505cfe47a5312ce02",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "8f6833d919bae915ead6c599a53e81e19b32da52",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "63ae78336f40bcd9a44952a7c6bafb9c88a8effd",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "a0724e40a58a0e323c59707edeae5b71d15800dc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "dc2251bf98c66db3f4e055b751968f0871037ae4",
        "lessThan": "e5c9ffc6ae1bcdb1062527d611043681ac301aca",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/cpuidle/cpuidle.c"
    ],
    "versions": [
      {
        "version": "4.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.252",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.202",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.165",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.128",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.75",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.14",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.4",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/5c577ac939bca486cb02069505cfe47a5312ce02
git	www.git.kernel.org/stable/c/e5c9ffc6ae1bcdb1062527d611043681ac301aca
git	www.git.kernel.org/stable/c/63ae78336f40bcd9a44952a7c6bafb9c88a8effd
git	www.git.kernel.org/stable/c/a0724e40a58a0e323c59707edeae5b71d15800dc
git	www.git.kernel.org/stable/c/a0f7e804edc82e513d1ccb7c95ed8b351522ec81
git	www.git.kernel.org/stable/c/4da2b897283c39980d6ae09dc1560fcd937879e5
git	www.git.kernel.org/stable/c/5d103a38e2ae96eca57fd17161bcd29bd4622d1c
git	www.git.kernel.org/stable/c/8f6833d919bae915ead6c599a53e81e19b32da52

27 May 2026 12:18Current

EPSS0.00032