{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64153", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.038Z", "datePublished": "2026-07-19T15:40:42.102Z", "dateUpdated": "2026-07-20T13:43:53.289Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-20T13:43:53.289Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix iommu_map_sgtable() return value check and avoid WARN\n\nCommit \"iommu: return full error code from iommu_map_sg[_atomic]()\"\nchanged iommu_map_sgtable() to return an ssize_t and negative values\nin error cases, rather than a size_t and a zero.\n\nStore the return value in the appropriate type and in case of error,\nreturn it rather than WARNing.\n\nPatchwork: 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{"bugzilla": {"description": "kernel: drm/msm: Fix iommu_map_sgtable() return value check and avoid WARN", "id": "2502509", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502509"}, "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-253", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/msm: Fix iommu_map_sgtable() return value check and avoid WARN\nCommit \"iommu: return full error code from iommu_map_sg[_atomic]()\"\nchanged iommu_map_sgtable() to return an ssize_t and negative values\nin error cases, rather than a size_t and a zero.\nStore the return value in the appropriate type and in case of error,\nreturn it rather than WARNing.\nPatchwork: https://patchwork.freedesktop.org/patch/719685/", "A flaw was found in the `drm/msm` (Direct Rendering Manager / Qualcomm MSM) driver within the Linux kernel. This vulnerability arises from an incorrect handling of return values in the `iommu_map_sgtable()` function. Previously, the function would trigger a warning instead of properly returning an error when an IOMMU (Input/Output Memory Management Unit) mapping operation failed. This could lead to system instability or unexpected behavior, potentially resulting in a denial of service."], "name": "CVE-2026-64153", "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": "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": "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": "2026-07-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64153\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64153\nhttps://lore.kernel.org/linux-cve-announce/2026071932-CVE-2026-64153-812b@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,3c2cdb7c07f664b77e2a75b50793b845d5742efa)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,3e3c3c95ef4fe17231a9149e27bcfc9dae2dd89f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,7256e54583aee21e23929e7554278c2f5c1a08b1)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,3457807aeb88077712f0a7cb65c3ca5120773d75)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,f4e37f3df436c2bdd2621c21f9c72c8f149a221d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,3a45af37733446e114bf19b0209fe7d8089bdb8b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b,55e0f0d1c1a4ee1e46da7da4d443eb3044fb3851)"}}], "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": "semver", "value": "5.15"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,5.15)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.209,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.175,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.142,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.92,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.34,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.11,7.1.0)"}}, {"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": "2026-07-22T03:30:12.135174+00:00", "updated": "2026-07-22T17:30:17.605188+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}