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CVE-2026-23225 sched/mmcid: Don't assume CID is CPU owned on mode switch

🗓️ 18 Feb 2026 14:53:28Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

Linux kernel fixes core identifier ownership on mode switch to prevent out of bounds access.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-23225
18 Feb 202614:53
attackerkb
AstraLinux
Astra Linux – Vulnerability in Linux 5.10
3 May 202623:59
astralinux
Circl
CVE-2026-23225
26 Feb 202614:35
circl
CNNVD
Linux kernel 安全漏洞
18 Feb 202600:00
cnnvd
CVE
CVE-2026-23225
18 Feb 202614:53
cve
Debian CVE
CVE-2026-23225
18 Feb 202614:53
debiancve
Microsoft CVE
sched/mmcid: Don't assume CID is CPU owned on mode switch
21 Feb 202612:29
mscve
NVD
CVE-2026-23225
18 Feb 202616:22
nvd
OSV
BELL-CVE-2026-23225 CVE-2026-23225 does not affect BellSoft software
21 Feb 202606:08
osv
OSV
CVE-2026-23225 sched/mmcid: Don't assume CID is CPU owned on mode switch
18 Feb 202614:53
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/sched/core.c",
      "kernel/sched/sched.h"
    ],
    "versions": [
      {
        "version": "007d84287c7466ca68a5809b616338214dc5b77b",
        "lessThan": "81f29975631db8a78651b3140ecd0f88ffafc476",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "007d84287c7466ca68a5809b616338214dc5b77b",
        "lessThan": "1e83ccd5921a610ef409a7d4e56db27822b4ea39",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/sched/core.c",
      "kernel/sched/sched.h"
    ],
    "versions": [
      {
        "version": "6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.1",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 22:02Current
CVSS 3.17.8
EPSS0.00113
25