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CVE-2026-23215 x86/vmware: Fix hypercall clobbers

🗓️ 18 Feb 2026 14:21:52Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 18 Views

Linux kernel fixes vmware hypercall clobbers by marking registers as clobbered for vmware_hypercall3 and vmware_hypercall4 to work around QEMU vmmouse bug.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/x86/include/asm/vmware.h"
    ],
    "versions": [
      {
        "version": "34bf25e820ae1ab38f9cd88834843ba76678a2fd",
        "lessThan": "2f467a92df61eb516a4ec36ee16234dd4e5ccf00",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34bf25e820ae1ab38f9cd88834843ba76678a2fd",
        "lessThan": "feb603a69f830acb58f78d604f0c29e63cd38f87",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34bf25e820ae1ab38f9cd88834843ba76678a2fd",
        "lessThan": "2687c848e57820651b9f69d30c4710f4219f7dbf",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/x86/include/asm/vmware.h"
    ],
    "versions": [
      {
        "version": "6.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.70",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.10",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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