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CVE-2026-52959 virt: sev-guest: Do not use host-controlled page order in cleanup path

🗓️ 24 Jun 2026 16:28:40Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 13 Views

Linux virt sev-guest fix: avoid host controlled page order in cleanup by exact page allocation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-52959
24 Jun 202616:28
attackerkb
CVE
CVE-2026-52959
24 Jun 202616:28
cve
Debian CVE
CVE-2026-52959
24 Jun 202616:28
debiancve
EUVD
EUVD-2026-38827
24 Jun 202618:32
euvd
NVD
CVE-2026-52959
24 Jun 202617:17
nvd
OSV
DEBIAN-CVE-2026-52959
24 Jun 202620:48
osv
OSV
UBUNTU-CVE-2026-52959
25 Jun 202600:00
osv
Positive Technologies
PT-2026-51853
24 Jun 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/virt/coco/sev-guest/sev-guest.c"
    ],
    "versions": [
      {
        "version": "3e385c0d6ce88ac9916dcf84267bd5855d830748",
        "lessThan": "3f6fb0211b39aaa1b841260681dd02ca6b693ed5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3e385c0d6ce88ac9916dcf84267bd5855d830748",
        "lessThan": "9e48b4f813d2c3db75d522aa82ab705ce04b7e2d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3e385c0d6ce88ac9916dcf84267bd5855d830748",
        "lessThan": "23e6a1ca04ae44806439a5a446e62e4d42e80bb4",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0b16521f95c875e79d657cb8d6911c15080dbb80",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.13.8",
        "lessThan": "6.14",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/virt/coco/sev-guest/sev-guest.c"
    ],
    "versions": [
      {
        "version": "6.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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