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{"bugzilla": {"description": "kernel: drm/amdgpu: fix amdgpu_hmm_range_get_pages", "id": "2502463", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502463"}, "csaw": false, "cwe": "CWE-824", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/amdgpu: fix amdgpu_hmm_range_get_pages\nThe notifier sequence must only be read once or otherwise we could work\nwith invalid pages.\nWhile at it also fix the coding style, e.g. drop the pre-initialized\nreturn value and use the common define for 2G range.\n(cherry picked from commit c08972f555945cda57b0adb72272a37910153390)", "A flaw was found in the Linux kernel, specifically within the `drm/amdgpu` component. This vulnerability arises from incorrect handling of a notifier sequence in the `amdgpu_hmm_range_get_pages` function, where the sequence can be read more than once. This can lead to the system processing invalid memory pages, potentially resulting in system instability or crashes."], "name": "CVE-2026-63879", "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-2026-63879\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-63879\nhttps://lore.kernel.org/linux-cve-announce/2026071938-CVE-2026-63879-3372@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c1420a5dd4dd2a1ffc86965ad1c6f439afb130bc,2fd24407457a6b181ba827705678da70e528dcd0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c1420a5dd4dd2a1ffc86965ad1c6f439afb130bc,962d684b5dc0741dcd93485d41b450de402d5592)"}}], "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": "6.2"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.2)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.12,7.1.0)"}}, {"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": "2026-07-21T03:45:16.906078+00:00", "updated": "2026-10-20T14:30:14.017370+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}