{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98179", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.322Z", "datePublished": "2026-10-06T08:44:22.410Z", "dateUpdated": "2026-10-19T09:15:10.578Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:15:10.578Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix rmmio iounmap skipped on device removal\n\namdgpu_pci_remove() calls drm_dev_unplug() before fini_sw(), so\ndrm_dev_enter() is already false there and the iounmap() guarded by it\nis skipped. This .remove path runs on both hot-unplug and plain rmmod,\nso the register BAR ioremap mapping leaks one instance per unload.\n\nUnmap rmmio unconditionally (guard only on non-NULL) and drop the now\nunused idx.\n\n(cherry picked from commit dd6f86a97260e5207d3329ad03aa89fdad61b1e6)"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"], "versions": [{"version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "lessThan": "e81502d6791df9ecd003bfb2ca44f0d1f1b38439", "status": "affected", "versionType": "git"}, {"version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "lessThan": "cd55dde2b63789a3dafe982c89844f537501d096", "status": "affected", "versionType": "git"}, {"version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "lessThan": "a645584c3ccc493ee835f77155829442bd7578c3", "status": "affected", "versionType": "git"}, {"version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "lessThan": "5155002b03b24ba3ef91c5c313b8cf0171b24904", "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/amd/amdgpu/amdgpu_device.c"], "versions": [{"version": "5.17", "status": "affected"}, {"version": "0", "lessThan": "5.17", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.112", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.54", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.8", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "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": "5.17", "versionEndExcluding": "6.12.112"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.18.54"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "7.2.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/e81502d6791df9ecd003bfb2ca44f0d1f1b38439"}, {"url": "https://git.kernel.org/stable/c/cd55dde2b63789a3dafe982c89844f537501d096"}, {"url": "https://git.kernel.org/stable/c/a645584c3ccc493ee835f77155829442bd7578c3"}, {"url": "https://git.kernel.org/stable/c/5155002b03b24ba3ef91c5c313b8cf0171b24904"}], "title": "drm/amdgpu: fix rmmio iounmap skipped on device removal", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "e81502d6791df9ecd003bfb2ca44f0d1f1b38439", "status": "affected", "version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "versionType": "git"}, {"lessThan": "cd55dde2b63789a3dafe982c89844f537501d096", "status": "affected", "version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "versionType": "git"}, {"lessThan": "a645584c3ccc493ee835f77155829442bd7578c3", "status": "affected", "version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "versionType": "git"}, {"lessThan": "5155002b03b24ba3ef91c5c313b8cf0171b24904", "status": "affected", "version": "62d5f9f7110ad374db67ab4820f4ff2d916c3cdb", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_device.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.17"}, {"lessThan": "5.17", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.112", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.54", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.8", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "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/amdgpu: fix rmmio iounmap skipped on device removal\n\namdgpu_pci_remove() calls drm_dev_unplug() before fini_sw(), so\ndrm_dev_enter() is already false there and the iounmap() guarded by it\nis skipped. This .remove path runs on both hot-unplug and plain rmmod,\nso the register BAR ioremap mapping leaks one instance per unload.\n\nUnmap rmmio unconditionally (guard only on non-NULL) and drop the now\nunused idx.\n\n(cherry picked from commit dd6f86a97260e5207d3329ad03aa89fdad61b1e6)"}], "id": "CVE-2026-98179", "lastModified": "2026-10-19T10:18:18.240", "metrics": {}, "published": "2026-10-06T09:18:00.123", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5155002b03b24ba3ef91c5c313b8cf0171b24904"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a645584c3ccc493ee835f77155829442bd7578c3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cd55dde2b63789a3dafe982c89844f537501d096"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e81502d6791df9ecd003bfb2ca44f0d1f1b38439"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: drm/amdgpu: fix rmmio iounmap skipped on device removal", "id": "2546404", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2546404"}, "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-772", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/amdgpu: fix rmmio iounmap skipped on device removal\namdgpu_pci_remove() calls drm_dev_unplug() before fini_sw(), so\ndrm_dev_enter() is already false there and the iounmap() guarded by it\nis skipped. This .remove path runs on both hot-unplug and plain rmmod,\nso the register BAR ioremap mapping leaks one instance per unload.\nUnmap rmmio unconditionally (guard only on non-NULL) and drop the now\nunused idx.\n(cherry picked from commit dd6f86a97260e5207d3329ad03aa89fdad61b1e6)", "A flaw was found in the Linux kernel's AMD GPU (amdgpu) driver. This issue can lead to a Denial of Service (DoS) caused by resource exhaustion during device removal or driver unloading. Because the cleanup routine fails to release mapped input/output (I/O) register memory, a privileged local user could repeatedly reload the driver or remove devices to leak memory until system resources are exhausted."], "name": "CVE-2026-98179", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "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"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-98179\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98179\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98179.mbox"], "threat_severity": "Low"}