CVE-2026-97493

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{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "b12abff6a52d96c4114d7668f790b18f9201c17c", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "0786b38af822fcd153d565cc85be7dbd9fed4d25", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "6db45123306c7167c6867ca3d24924bd7960d947", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "f8f0985375c3b977757fd73e2b691ff1bf1ea7b9", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}, {"lessThan": "a99cd231cd924b7160fecb9fb3a94b801522323b", "status": "affected", "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.2"}, {"lessThan": "4.2", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.191", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.160", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.114", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.53", "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/amdgpu: Bound GPIO I2C table entry count from VBIOS\n\nReject undersized tables and cap the derived entry count\nto AMDGPU_MAX_I2C_BUS so we do not overrun adev->i2c_bus[]\nor walk an absurd number of entries on corrupt size fields."}], "id": "CVE-2026-97493", "lastModified": "2026-10-30T13:21:05.067", "metrics": {}, "published": "2026-09-24T17:17:26.947", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0786b38af822fcd153d565cc85be7dbd9fed4d25"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6db45123306c7167c6867ca3d24924bd7960d947"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a99cd231cd924b7160fecb9fb3a94b801522323b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b12abff6a52d96c4114d7668f790b18f9201c17c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f8f0985375c3b977757fd73e2b691ff1bf1ea7b9"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: drm/amdgpu: Bound GPIO I2C table entry count from VBIOS", "id": "2540475", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2540475"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/amdgpu: Bound GPIO I2C table entry count from VBIOS\nReject undersized tables and cap the derived entry count\nto AMDGPU_MAX_I2C_BUS so we do not overrun adev->i2c_bus[]\nor walk an absurd number of entries on corrupt size fields.", "A flaw was found in the Linux kernel's AMD GPU (amdgpu) driver. The driver fails to validate the size of Video BIOS (VBIOS) tables, allowing the calculated entry count to exceed the bounds of an internal array. A local attacker or compromised firmware image could exploit this flaw to trigger an out-of-bounds memory write, leading to memory corruption, system instability, or a Denial of Service (DoS)."], "name": "CVE-2026-97493", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-09-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-97493\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-97493\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97493.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,f8f0985375c3b977757fd73e2b691ff1bf1ea7b9)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,a99cd231cd924b7160fecb9fb3a94b801522323b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,6.18.53)"}}], "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": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.53,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2,*]"}}], "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": "2026-09-25T00:45:17.128355+00:00", "updated": "2026-10-01T16:15:10.919962+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}