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CVE-2026-74524 riscv: mm: Fix out-of-bounds page-table walk during memory hot-remove

🗓️ 15 Aug 2026 12:27:41Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Linux kernel RISC-V memory hot-remove causes out-of-bounds page-table walk and kernel BUG.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74524
15 Aug 202612:27
attackerkb
cve
CVE
CVE-2026-74524
15 Aug 202600:00
cve
debiancve
Debian CVE
CVE-2026-74524
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59717
15 Aug 202612:27
euvd
nvd
NVD
CVE-2026-74524
15 Aug 202613:17
nvd
osv
OSV
DEBIAN-CVE-2026-74524
15 Aug 202613:17
osv
ptsecurity
Positive Technologies
PT-2026-72976
15 Aug 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/riscv/mm/init.c"
    ],
    "versions": [
      {
        "version": "c75a74f4ba19c904c0ae1e011ae2568449409ae4",
        "lessThan": "1da6d832eda02d908df11a30ba6a856b98a3dd76",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c75a74f4ba19c904c0ae1e011ae2568449409ae4",
        "lessThan": "54e07a158f7aea2754849d3a5a4cba1ac338ae7e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c75a74f4ba19c904c0ae1e011ae2568449409ae4",
        "lessThan": "1bb0ef8069ef158d245bac91ac178bb4f1a7ccd2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c75a74f4ba19c904c0ae1e011ae2568449409ae4",
        "lessThan": "a0188cc133696627857d16054e43f9ebc7efc821",
        "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/riscv/mm/init.c"
    ],
    "versions": [
      {
        "version": "6.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.103",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.44",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.8",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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