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CVE-2026-53373 mm/vma: do not try to unmap a VMA if mmap_prepare() invoked from mmap()

🗓️ 19 Jul 2026 10:01:57Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Avoid unmapping a virtual memory area when mmap_prepare runs from mmap hooks; cleanup only on direct mmap actions.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53373
19 Jul 202610:01
attackerkb
Circl
CVE-2026-53373
19 Jul 202611:46
circl
CVE
CVE-2026-53373
19 Jul 202610:01
cve
EUVD
EUVD-2026-45446
19 Jul 202610:01
euvd
NVD
CVE-2026-53373
19 Jul 202611:16
nvd
OSV
CVE-2026-53373 mm/vma: do not try to unmap a VMA if mmap_prepare() invoked from mmap()
19 Jul 202610:01
osv
OSV
DEBIAN-CVE-2026-53373
19 Jul 202611:16
osv
OSV
UBUNTU-CVE-2026-53373
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61078
19 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-53373
20 Jul 202613:21
redhatcve
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/mm.h",
      "mm/util.c",
      "mm/vma.c",
      "tools/testing/vma/include/dup.h",
      "tools/testing/vma/include/stubs.h"
    ],
    "versions": [
      {
        "version": "ac0a3fc9c07df79dc8a4ce9d274df00afc7bf12d",
        "lessThan": "5394bcb746503f2ae4b206212416dccea78e3773",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ac0a3fc9c07df79dc8a4ce9d274df00afc7bf12d",
        "lessThan": "619eab23e1ce7c97e54bfc5a417306d94b3f6f13",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/linux/mm.h",
      "mm/util.c",
      "mm/vma.c",
      "tools/testing/vma/include/dup.h",
      "tools/testing/vma/include/stubs.h"
    ],
    "versions": [
      {
        "version": "6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.9",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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