{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53189","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-06-09T07:44:35.390Z","datePublished":"2026-06-25T08:39:01.708Z","dateUpdated":"2026-06-28T06:40:05.635Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-28T06:40:05.635Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/huge_memory: update file PMD counter before folio_put()\n\n__split_huge_pmd_locked() updates the file/shmem RSS counter after\ndropping the PMD mapping's folio reference.  If folio_put() drops the last\nreference, mm_counter_file() can later read freed folio state via\nfolio_test_swapbacked().\n\nMove the counter update before folio_put()."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["mm/huge_memory.c"],"versions":[{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"84b3212b166b446faea27ebebb7161405ffceef9","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"108963978a681c0c468d279cac2b930c27672877","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"459771c9cf30f378bdbd30fc65d17f7eb931bb59","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"ae9d4caf6f133e884cf5fcda4982c493b35e5194","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"6c29a8ba084e89499ca77b947e07ae817f9c16ce","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"5f5b604e1e6bde4e889199168ee80fe8306d06ad","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"ed5b030931292c94133437ac5e5ff580e498eabd","status":"affected","versionType":"git"},{"version":"fadae2953072e9005c5f1d64e1049edb043494dc","lessThan":"8d878059924f12c1bc24556a92ec56add74de3c8","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["mm/huge_memory.c"],"versions":[{"version":"4.19","status":"affected"},{"version":"0","lessThan":"4.19","status":"unaffected","versionType":"semver"},{"version":"5.10.259","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.210","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.176","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.143","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.94","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.36","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.13","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.10.259"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.15.210"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.1.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.6.143"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.12.94"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.18.36"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"7.0.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/84b3212b166b446faea27ebebb7161405ffceef9"},{"url":"https://git.kernel.org/stable/c/108963978a681c0c468d279cac2b930c27672877"},{"url":"https://git.kernel.org/stable/c/459771c9cf30f378bdbd30fc65d17f7eb931bb59"},{"url":"https://git.kernel.org/stable/c/ae9d4caf6f133e884cf5fcda4982c493b35e5194"},{"url":"https://git.kernel.org/stable/c/6c29a8ba084e89499ca77b947e07ae817f9c16ce"},{"url":"https://git.kernel.org/stable/c/5f5b604e1e6bde4e889199168ee80fe8306d06ad"},{"url":"https://git.kernel.org/stable/c/ed5b030931292c94133437ac5e5ff580e498eabd"},{"url":"https://git.kernel.org/stable/c/8d878059924f12c1bc24556a92ec56add74de3c8"}],"title":"mm/huge_memory: update file PMD counter before folio_put()","x_generator":{"engine":"bippy-1.2.0"}}}}