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CVE-2024-26603 x86/fpu: Stop relying on userspace for info to fault in xsave buffer

🗓️ 24 Feb 2024 14:56:57Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

Linux kernel vulnerability resolved: x86/fpu no longer relies on userspace for info to fault in xsave buffer

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/kernel/fpu/signal.c"
    ],
    "versions": [
      {
        "version": "fcb3635f5018e53024c6be3c3213737f469f74ff",
        "lessThan": "8bd3eee7720c14b59a206bd05b98d7586bccf99a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fcb3635f5018e53024c6be3c3213737f469f74ff",
        "lessThan": "627339cccdc9166792ecf96bc3c9f711a60ce996",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fcb3635f5018e53024c6be3c3213737f469f74ff",
        "lessThan": "b2479ab426cef7ab79a13005650eff956223ced2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fcb3635f5018e53024c6be3c3213737f469f74ff",
        "lessThan": "627e28cbb65564e55008315d9e02fbb90478beda",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fcb3635f5018e53024c6be3c3213737f469f74ff",
        "lessThan": "d877550eaf2dc9090d782864c96939397a3c6835",
        "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/kernel/fpu/signal.c"
    ],
    "versions": [
      {
        "version": "5.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.150",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.79",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.18",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.7.6",
        "lessThanOrEqual": "6.7.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.8",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 20:00Current
6.5Medium risk
Vulners AI Score6.5
EPSS0.00278
22