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It is discouraged to\nunregister the netdev in this path, so the device may still be visible\nto userspace and kernel helpers.\n\nIn gve, shutdown() tears down most internal data structures. If an\nethtool operation is dispatched after shutdown(), it will dereference\nfreed or NULL pointers, leading to a kernel panic. While graceful\nshutdown normally quiesces userspace before invoking the reboot\nsyscall, forced shutdowns (as observed on GCP VMs) can still trigger\nthis path.\n\nFix by calling netif_device_detach() in shutdown().\nThis marks the device as detached so the ethtool ioctl handler\nwill skip dispatching operations to the driver."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/google/gve/gve_main.c"], "versions": [{"version": "974365e518617c9ce917f61aacbba07e4bedcca0", "lessThan": "48a4e89d50e8ea52e800bc7865970b92fcf4647c", "status": "affected", "versionType": "git"}, {"version": "974365e518617c9ce917f61aacbba07e4bedcca0", "lessThan": "ba51d73408edf815cbaeab148625576c2dd90192", "status": "affected", "versionType": "git"}, {"version": "974365e518617c9ce917f61aacbba07e4bedcca0", "lessThan": "a7efffeecb881b4649fdc30de020ef910f35d646", "status": "affected", "versionType": "git"}, {"version": "974365e518617c9ce917f61aacbba07e4bedcca0", "lessThan": "9d8a41e9a4ff83ff666de811e7f012167cdc00e9", "status": "affected", "versionType": "git"}, {"version": "974365e518617c9ce917f61aacbba07e4bedcca0", "lessThan": "75a9a46d67f46d608205888f9b34e315c1786345", "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/net/ethernet/google/gve/gve_main.c"], "versions": [{"version": "5.17", "status": "affected"}, {"version": "0", "lessThan": "5.17", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.149", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.103", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.44", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.4", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17", "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": "6.1.149"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.6.103"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.12.44"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.16.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17", "versionEndExcluding": "6.17"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/48a4e89d50e8ea52e800bc7865970b92fcf4647c"}, {"url": "https://git.kernel.org/stable/c/ba51d73408edf815cbaeab148625576c2dd90192"}, {"url": "https://git.kernel.org/stable/c/a7efffeecb881b4649fdc30de020ef910f35d646"}, {"url": "https://git.kernel.org/stable/c/9d8a41e9a4ff83ff666de811e7f012167cdc00e9"}, {"url": "https://git.kernel.org/stable/c/75a9a46d67f46d608205888f9b34e315c1786345"}], "title": "gve: prevent ethtool ops after shutdown", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:42:05.176Z"}}]}}

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{"bugzilla": {"description": "kernel: gve: prevent ethtool ops after shutdown", "id": "2393489", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2393489"}, "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"}, "details": ["No description is available for this CVE."], "name": "CVE-2025-38735", "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": "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": "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"}], "public_date": "2025-09-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38735\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38735\nhttps://lore.kernel.org/linux-cve-announce/2025090543-CVE-2025-38735-3fae@gregkh/T"], "threat_severity": "Important"}

{"created": "2025-09-06T09:01:34.486812+00:00", "updated": "2025-09-06T09:01:34.486865+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}