{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98424", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.348Z", "datePublished": "2026-10-14T13:27:51.975Z", "dateUpdated": "2026-10-19T09:19:17.805Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:19:17.805Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: undo netns switch if renaming the wiphy fails\n\nOnce all the interfaces have been moved, cfg80211_switch_netns()\nmoves the wiphy itself by setting its network namespace and then\nrenaming it, which makes sysfs move it. The rename can fail (but\nonly on allocation failures), leaving things mixed up and hitting\nthe warning there.\n\nIgnoring it isn't great, undo the move and let the change fail\nin this case. If undo fails then WARN, then things would again\nbe stuck in two different network namespaces."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/wireless/core.c"], "versions": [{"version": "463d018323851a608eef52a9427b0585005c647f", "lessThan": "96bef5667b0c4aecb1b850d2343f69b9d684abb9", "status": "affected", "versionType": "git"}, {"version": "463d018323851a608eef52a9427b0585005c647f", "lessThan": "739b7bf3942da4cde8eedb143d01a16ed865d1d7", "status": "affected", "versionType": "git"}, {"version": "463d018323851a608eef52a9427b0585005c647f", "lessThan": "a41bd1938a9bfe226d444172a7e20e4bd5097960", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/wireless/core.c"], "versions": [{"version": "2.6.32", "status": "affected"}, {"version": "0", "lessThan": "2.6.32", "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": "2.6.32", "versionEndExcluding": "6.18.54"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.32", "versionEndExcluding": "7.2.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.32", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/96bef5667b0c4aecb1b850d2343f69b9d684abb9"}, {"url": "https://git.kernel.org/stable/c/739b7bf3942da4cde8eedb143d01a16ed865d1d7"}, {"url": "https://git.kernel.org/stable/c/a41bd1938a9bfe226d444172a7e20e4bd5097960"}], "title": "wifi: cfg80211: undo netns switch if renaming the wiphy fails", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["net/wireless/core.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "96bef5667b0c4aecb1b850d2343f69b9d684abb9", "status": "affected", "version": "463d018323851a608eef52a9427b0585005c647f", "versionType": "git"}, {"lessThan": "739b7bf3942da4cde8eedb143d01a16ed865d1d7", "status": "affected", "version": "463d018323851a608eef52a9427b0585005c647f", "versionType": "git"}, {"lessThan": "a41bd1938a9bfe226d444172a7e20e4bd5097960", "status": "affected", "version": "463d018323851a608eef52a9427b0585005c647f", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["net/wireless/core.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.32"}, {"lessThan": "2.6.32", "status": "unaffected", "version": "0", "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\nwifi: cfg80211: undo netns switch if renaming the wiphy fails\n\nOnce all the interfaces have been moved, cfg80211_switch_netns()\nmoves the wiphy itself by setting its network namespace and then\nrenaming it, which makes sysfs move it. The rename can fail (but\nonly on allocation failures), leaving things mixed up and hitting\nthe warning there.\n\nIgnoring it isn't great, undo the move and let the change fail\nin this case. If undo fails then WARN, then things would again\nbe stuck in two different network namespaces."}], "id": "CVE-2026-98424", "lastModified": "2026-10-19T10:18:48.940", "metrics": {}, "published": "2026-10-14T14:17:54.003", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/739b7bf3942da4cde8eedb143d01a16ed865d1d7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/96bef5667b0c4aecb1b850d2343f69b9d684abb9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a41bd1938a9bfe226d444172a7e20e4bd5097960"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: wifi: cfg80211: undo netns switch if renaming the wiphy fails", "id": "2552229", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2552229"}, "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-252", "details": ["A flaw was found in the Linux kernel's cfg80211 wireless configuration subsystem. This flaw allows a local user to cause a Denial of Service (DoS) when switching a wireless device between network namespaces (isolated virtual network environments). If the device rename operation fails due to memory allocation errors, the kernel does not properly undo the migration, leaving interfaces stranded across different namespaces and triggering kernel warnings that destabilize network operations."], "name": "CVE-2026-98424", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "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": "2026-10-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-98424\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-98424\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-98424.mbox"], "threat_severity": "Low"}