{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-38526", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.023Z", "datePublished": "2025-08-16T11:12:20.036Z", "dateUpdated": "2025-08-16T11:12:20.036Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-08-16T11:12:20.036Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nice: add NULL check in eswitch lag check\n\nThe function ice_lag_is_switchdev_running() is being called from outside of\nthe LAG event handler code. This results in the lag->upper_netdev being\nNULL sometimes. To avoid a NULL-pointer dereference, there needs to be a\ncheck before it is dereferenced."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/intel/ice/ice_lag.c"], "versions": [{"version": "776fe19953b0e0af00399e50fb3b205101d4b3c1", "lessThan": "27591d926191e42b2332e4bad3bcd3a49def393b", "status": "affected", "versionType": "git"}, {"version": "776fe19953b0e0af00399e50fb3b205101d4b3c1", "lessThan": "5a5d64f0eec82076b2c09fee2195d640cfbe3379", "status": "affected", "versionType": "git"}, {"version": "776fe19953b0e0af00399e50fb3b205101d4b3c1", "lessThan": "245917d3c5ed7c6ae720302b64eac5c6f0c85177", "status": "affected", "versionType": "git"}, {"version": "776fe19953b0e0af00399e50fb3b205101d4b3c1", "lessThan": "3ce58b01ada408b372f15b7c992ed0519840e3cf", "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/intel/ice/ice_lag.c"], "versions": [{"version": "6.6", "status": "affected"}, {"version": "0", "lessThan": "6.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.100", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.40", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.8", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16", "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": "6.6", "versionEndExcluding": "6.6.100"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.12.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.15.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.16"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/27591d926191e42b2332e4bad3bcd3a49def393b"}, {"url": "https://git.kernel.org/stable/c/5a5d64f0eec82076b2c09fee2195d640cfbe3379"}, {"url": "https://git.kernel.org/stable/c/245917d3c5ed7c6ae720302b64eac5c6f0c85177"}, {"url": "https://git.kernel.org/stable/c/3ce58b01ada408b372f15b7c992ed0519840e3cf"}], "title": "ice: add NULL check in eswitch lag check", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nice: add NULL check in eswitch lag check\n\nThe function ice_lag_is_switchdev_running() is being called from outside of\nthe LAG event handler code. This results in the lag->upper_netdev being\nNULL sometimes. To avoid a NULL-pointer dereference, there needs to be a\ncheck before it is dereferenced."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ice: a\u00f1adir comprobaci\u00f3n NULL en la comprobaci\u00f3n de retardo de eswitch. La funci\u00f3n ice_lag_is_switchdev_running() se llama desde fuera del c\u00f3digo del controlador de eventos LAG. Esto provoca que lag->upper_netdev sea NULL en ocasiones. Para evitar una desreferencia de puntero NULL, es necesario realizar una comprobaci\u00f3n antes de desreferenciarlo."}], "id": "CVE-2025-38526", "lastModified": "2025-08-18T20:16:28.750", "metrics": {}, "published": "2025-08-16T12:15:28.060", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/245917d3c5ed7c6ae720302b64eac5c6f0c85177"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/27591d926191e42b2332e4bad3bcd3a49def393b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3ce58b01ada408b372f15b7c992ed0519840e3cf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5a5d64f0eec82076b2c09fee2195d640cfbe3379"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: ice: add NULL check in eswitch lag check", "id": "2388918", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2388918"}, "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": ["In the Linux kernel, the following vulnerability has been resolved:\nice: add NULL check in eswitch lag check\nThe function ice_lag_is_switchdev_running() is being called from outside of\nthe LAG event handler code. This results in the lag->upper_netdev being\nNULL sometimes. To avoid a NULL-pointer dereference, there needs to be a\ncheck before it is dereferenced."], "name": "CVE-2025-38526", "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": "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": "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"}], "public_date": "2025-08-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38526\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38526\nhttps://lore.kernel.org/linux-cve-announce/2025081653-CVE-2025-38526-f115@gregkh/T"], "threat_severity": "Moderate"}