{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53333", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-06-09T07:44:35.398Z", "datePublished": "2026-07-01T13:32:16.852Z", "dateUpdated": "2026-07-01T13:32:16.852Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-01T13:32:16.852Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmm/mincore: handle non-swap entries before !CONFIG_SWAP guard\n\nmincore_swap() also fields migration/hwpoison entries (and shmem\nswapin-error entries), which can exist on !CONFIG_SWAP builds when\nCONFIG_MIGRATION or CONFIG_MEMORY_FAILURE is enabled. The\n!IS_ENABLED(CONFIG_SWAP) guard ran before the non-swap-entry early return,\nso mincore_pte_range() can spuriously WARN and report these pages\nnonresident on !CONFIG_SWAP kernels.\n\nMove the guard below the non-swap-entry check so only true swap entries\ntrip the WARN, and migration/hwpoison entries take the existing \"uptodate\n/ non-shmem\" path."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["mm/mincore.c"], "versions": [{"version": "1f2052755c152940c336918bd73d13d5468f548b", "lessThan": "a8f91ddf67f669f547bb9fb559738da6f8ee2cf3", "status": "affected", "versionType": "git"}, {"version": "1f2052755c152940c336918bd73d13d5468f548b", "lessThan": "3481d4372ae34243f7025925314385b852c50f7e", "status": "affected", "versionType": "git"}, {"version": "1f2052755c152940c336918bd73d13d5468f548b", "lessThan": "0c25b8734367574e21aeb8468c2e522713134da7", "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/mincore.c"], "versions": [{"version": "6.18", "status": "affected"}, {"version": "0", "lessThan": "6.18", "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": "6.18", "versionEndExcluding": "6.18.36"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.0.13"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/a8f91ddf67f669f547bb9fb559738da6f8ee2cf3"}, {"url": "https://git.kernel.org/stable/c/3481d4372ae34243f7025925314385b852c50f7e"}, {"url": "https://git.kernel.org/stable/c/0c25b8734367574e21aeb8468c2e522713134da7"}], "title": "mm/mincore: handle non-swap entries before !CONFIG_SWAP guard", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"bugzilla": {"description": "kernel: mm/mincore: handle non-swap entries before !CONFIG_SWAP guard", "id": "2495927", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2495927"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-393", "details": ["A flaw was found in the Linux kernel's memory management (mm/mincore). This vulnerability occurs when handling non-swap memory entries, particularly in systems configured without swap. An issue in the `mincore_pte_range()` function can cause the system to incorrectly report certain memory pages as nonresident, leading to spurious warnings. This could potentially impact system stability or lead to misdiagnosis of memory conditions."], "name": "CVE-2026-53333", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-07-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-53333\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-53333\nhttps://lore.kernel.org/linux-cve-announce/2026070143-CVE-2026-53333-082a@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1f2052755c152940c336918bd73d13d5468f548b,a8f91ddf67f669f547bb9fb559738da6f8ee2cf3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1f2052755c152940c336918bd73d13d5468f548b,3481d4372ae34243f7025925314385b852c50f7e)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1f2052755c152940c336918bd73d13d5468f548b,0c25b8734367574e21aeb8468c2e522713134da7)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.18"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.18)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.36,7.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.13,8.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-07-01T15:00:06.694080+00:00", "updated": "2026-07-07T15:15:04.520713+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}