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CVE-2021-47623

🗓️ 16 Jul 2024 12:02:15Reported by LinuxType

CVE-2021-47623 Linux kernel powerpc/fixmap vulnerability fixed by unmap issue with map_kernel_page(

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Reporter	Title	Published	Views	Family All 22
Vulnrichment	CVE-2021-47623 powerpc/fixmap: Fix VM debug warning on unmap	16 Jul 202411:29	–	vulnrichment
UbuntuCve	CVE-2021-47623	16 Jul 202400:00	–	ubuntucve
Cvelist	CVE-2021-47623 powerpc/fixmap: Fix VM debug warning on unmap	16 Jul 202411:29	–	cvelist
NVD	CVE-2021-47623	16 Jul 202412:15	–	nvd
OSV	UBUNTU-CVE-2021-47623	16 Jul 202412:15	–	osv
OSV	CVE-2021-47623	16 Jul 202412:15	–	osv
OSV	RHSA-2024:6991 Red Hat Security Advisory: kernel security update	1 Oct 202405:18	–	osv
OSV	SUSE-SU-2024:2947-1 Security update for the Linux Kernel	16 Aug 202413:46	–	osv
OSV	SUSE-SU-2024:2894-1 Security update for the Linux Kernel	13 Aug 202414:07	–	osv
OSV	SUSE-SU-2024:2939-1 Security update for the Linux Kernel	16 Aug 202407:05	–	osv

Vulners

Node

linux linux_kernelRange5.10.0–5.10.101

linux linux_kernelRange5.11.0–5.15.24

linux linux_kernelRange5.16.0–5.16.10

linux linux_kernelRange5.17.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "arch/powerpc/include/asm/book3s/32/pgtable.h",
      "arch/powerpc/include/asm/book3s/64/pgtable.h",
      "arch/powerpc/include/asm/fixmap.h",
      "arch/powerpc/include/asm/nohash/32/pgtable.h",
      "arch/powerpc/include/asm/nohash/64/pgtable.h",
      "arch/powerpc/mm/pgtable.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "67baac10dd5ad1e9f50e8f2659984b3b0728d54e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "43ae0ccc4d2722b833fb59b905af129428e06d03",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "033fd42c18d9b2121595b6f1e8419a115f9ac5b7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
        "lessThan": "aec982603aa8cc0a21143681feb5f60ecc69d718",
        "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/powerpc/include/asm/book3s/32/pgtable.h",
      "arch/powerpc/include/asm/book3s/64/pgtable.h",
      "arch/powerpc/include/asm/fixmap.h",
      "arch/powerpc/include/asm/nohash/32/pgtable.h",
      "arch/powerpc/include/asm/nohash/64/pgtable.h",
      "arch/powerpc/mm/pgtable.c"
    ],
    "versions": [
      {
        "version": "5.10.101",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.24",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16.10",
        "lessThanOrEqual": "5.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/aec982603aa8cc0a21143681feb5f60ecc69d718
git	www.git.kernel.org/stable/c/033fd42c18d9b2121595b6f1e8419a115f9ac5b7
git	www.git.kernel.org/stable/c/67baac10dd5ad1e9f50e8f2659984b3b0728d54e
git	www.git.kernel.org/stable/c/43ae0ccc4d2722b833fb59b905af129428e06d03

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16 Jul 2024 12:15Current

6.5Medium risk

Vulners AI Score6.5

EPSS0.00073

SSVC