{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72362", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.921Z", "datePublished": "2026-08-15T05:56:01.414Z", "dateUpdated": "2026-08-17T05:13:13.207Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:13:13.207Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry()\n\nThe page-table walk framework may pass a NULL *child pointer for\nunpopulated entries. xe_pt_zap_ptes_entry() called container_of(*child)\nbefore checking for NULL, then dereferenced the result, causing a crash.\n\nMove the container_of() call after a NULL guard, so the function returns\nearly instead of proceeding with an invalid pointer. XE_WARN_ON is kept\nto help root cause the issue, but we now bail instead of crashing the\ndriver.\n\nv2: Comment that triggering XE_WARN_ON is unexpected behavior (Matt Brost)\n\n(cherry picked from commit b9297d19d9df5d4b6c994648570c5dcd1cac68ff)"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/xe/xe_pt.c"], "versions": [{"version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "lessThan": "ff330ce16c846b70164ff0eb544c81219d4c5c08", "status": "affected", "versionType": "git"}, {"version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "lessThan": "78b1074966d290d4517f42bc81e13c4349368d12", "status": "affected", "versionType": "git"}, {"version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "lessThan": "d94b9922b2ae5ee6e900f8da0bd537b251c6110c", "status": "affected", "versionType": "git"}, {"version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "lessThan": "3feeb667197bd58a17f4edfdbcad249ffcb3c864", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/xe/xe_pt.c"], "versions": [{"version": "6.8", "status": "affected"}, {"version": "0", "lessThan": "6.8", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "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": "6.8", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/ff330ce16c846b70164ff0eb544c81219d4c5c08"}, {"url": "https://git.kernel.org/stable/c/78b1074966d290d4517f42bc81e13c4349368d12"}, {"url": "https://git.kernel.org/stable/c/d94b9922b2ae5ee6e900f8da0bd537b251c6110c"}, {"url": "https://git.kernel.org/stable/c/3feeb667197bd58a17f4edfdbcad249ffcb3c864"}], "title": "drm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/drm/xe/xe_pt.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "ff330ce16c846b70164ff0eb544c81219d4c5c08", "status": "affected", "version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "versionType": "git"}, {"lessThan": "78b1074966d290d4517f42bc81e13c4349368d12", "status": "affected", "version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "versionType": "git"}, {"lessThan": "d94b9922b2ae5ee6e900f8da0bd537b251c6110c", "status": "affected", "version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "versionType": "git"}, {"lessThan": "3feeb667197bd58a17f4edfdbcad249ffcb3c864", "status": "affected", "version": "dd08ebf6c3525a7ea2186e636df064ea47281987", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/drm/xe/xe_pt.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.8"}, {"lessThan": "6.8", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.97", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.40", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry()\n\nThe page-table walk framework may pass a NULL *child pointer for\nunpopulated entries. xe_pt_zap_ptes_entry() called container_of(*child)\nbefore checking for NULL, then dereferenced the result, causing a crash.\n\nMove the container_of() call after a NULL guard, so the function returns\nearly instead of proceeding with an invalid pointer. XE_WARN_ON is kept\nto help root cause the issue, but we now bail instead of crashing the\ndriver.\n\nv2: Comment that triggering XE_WARN_ON is unexpected behavior (Matt Brost)\n\n(cherry picked from commit b9297d19d9df5d4b6c994648570c5dcd1cac68ff)"}], "id": "CVE-2026-72362", "lastModified": "2026-08-17T06:18:40.400", "metrics": {}, "published": "2026-08-15T06:22:09.627", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3feeb667197bd58a17f4edfdbcad249ffcb3c864"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/78b1074966d290d4517f42bc81e13c4349368d12"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d94b9922b2ae5ee6e900f8da0bd537b251c6110c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ff330ce16c846b70164ff0eb544c81219d4c5c08"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: drm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry()", "id": "2516369", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516369"}, "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-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/xe/pt: Fix NULL pointer dereference in xe_pt_zap_ptes_entry()\nThe page-table walk framework may pass a NULL *child pointer for\nunpopulated entries. xe_pt_zap_ptes_entry() called container_of(*child)\nbefore checking for NULL, then dereferenced the result, causing a crash.\nMove the container_of() call after a NULL guard, so the function returns\nearly instead of proceeding with an invalid pointer. XE_WARN_ON is kept\nto help root cause the issue, but we now bail instead of crashing the\ndriver.\nv2: Comment that triggering XE_WARN_ON is unexpected behavior (Matt Brost)\n(cherry picked from commit b9297d19d9df5d4b6c994648570c5dcd1cac68ff)", "A flaw was found in the Linux kernel's `drm/xe/pt` module. This vulnerability arises when the page-table walk framework provides a null pointer for unpopulated entries, and the `xe_pt_zap_ptes_entry()` function attempts to access this null pointer without prior validation. This improper handling can lead to a system crash, resulting in a Denial of Service (DoS)."], "name": "CVE-2026-72362", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72362\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72362\nhttps://lore.kernel.org/linux-cve-announce/2026081514-CVE-2026-72362-db77@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[dd08ebf6c3525a7ea2186e636df064ea47281987,ff330ce16c846b70164ff0eb544c81219d4c5c08)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[dd08ebf6c3525a7ea2186e636df064ea47281987,78b1074966d290d4517f42bc81e13c4349368d12)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[dd08ebf6c3525a7ea2186e636df064ea47281987,d94b9922b2ae5ee6e900f8da0bd537b251c6110c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[dd08ebf6c3525a7ea2186e636df064ea47281987,3feeb667197bd58a17f4edfdbcad249ffcb3c864)"}}], "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": "6.8"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.8)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.12.97,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.40,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1.5,7.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc2,*]"}}], "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": "2026-08-15T19:00:03.259041+00:00", "updated": "2026-08-22T06:00:11.405496+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}