CVE-2026-100077

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{}

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{"bugzilla": {"description": "kernel: drm/msm: Recover HW before retire hung submit", "id": "2541432", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2541432"}, "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-826", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/msm: Recover HW before retire hung submit\nDuring recovery, it is not safe to retire the hung submit before we\nrecover the GPU. Retiring the submit triggers BO free and that can\nresult in GPU pagefaults since the GPU may be actively accessing those\nBOs.\nTo fix this, retire the submits after gpu recovery is complete in\nrecover_worker().\nPatchwork: https://patchwork.freedesktop.org/patch/730655/", "A flaw was found in the Linux kernel's MSM DRM driver. This vulnerability can lead to a Denial of Service (DoS) during GPU recovery operations. If a hung command submission is retired before the hardware recovery process completes, the driver may release memory buffers that the GPU is still actively accessing. A local attacker could exploit this flaw to induce GPU page faults and crash the system."], "name": "CVE-2026-100077", "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"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-09-25T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-100077\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-100077\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-100077.mbox"], "threat_severity": "Moderate"}

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