CVE-2026-99198

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-99198", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.400Z", "datePublished": "2026-10-28T10:35:53.740Z", "dateUpdated": "2026-10-28T10:35:53.740Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-28T10:35:53.740Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: actions: Move setting of netops to fix crash\n\nowl_emac_probe() calls owl_emac_phy_init(), which connects the PHY,\nbefore netdev->netdev_ops is assigned. phy_attach_direct() ->\nphy_link_topo_add_phy() reads dev->netdev_ops through\nnetdev_need_ops_lock() since the commit in question, so probing crashes\nwith a NULL pointer dereference when CONFIG_NET_SHAPER is enabled.\n\nAssign netdev_ops before the PHY attach, as was done for emac in commit\n7c9f391ec89c (\"net: emac: move setting of netops to fix crash\")."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/actions/owl-emac.c"], "versions": [{"version": "ded86da4bbb78cad74cecc368fee3ae3a296e2ca", "lessThan": "d2eca3a54f415081711cd102d0db733de5abf170", "status": "affected", "versionType": "git"}, {"version": "ded86da4bbb78cad74cecc368fee3ae3a296e2ca", "lessThan": "c2c4824319850c87e77d26aeb8f860bc310a64d7", "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/actions/owl-emac.c"], "versions": [{"version": "7.2", "status": "affected"}, {"version": "0", "lessThan": "7.2", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.13", "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": "7.2", "versionEndExcluding": "7.2.13"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.2", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d2eca3a54f415081711cd102d0db733de5abf170"}, {"url": "https://git.kernel.org/stable/c/c2c4824319850c87e77d26aeb8f860bc310a64d7"}], "title": "net: ethernet: actions: Move setting of netops to fix crash", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/net/ethernet/actions/owl-emac.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "d2eca3a54f415081711cd102d0db733de5abf170", "status": "affected", "version": "ded86da4bbb78cad74cecc368fee3ae3a296e2ca", "versionType": "git"}, {"lessThan": "c2c4824319850c87e77d26aeb8f860bc310a64d7", "status": "affected", "version": "ded86da4bbb78cad74cecc368fee3ae3a296e2ca", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/net/ethernet/actions/owl-emac.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "7.2"}, {"lessThan": "7.2", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.13", "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\nnet: ethernet: actions: Move setting of netops to fix crash\n\nowl_emac_probe() calls owl_emac_phy_init(), which connects the PHY,\nbefore netdev->netdev_ops is assigned. phy_attach_direct() ->\nphy_link_topo_add_phy() reads dev->netdev_ops through\nnetdev_need_ops_lock() since the commit in question, so probing crashes\nwith a NULL pointer dereference when CONFIG_NET_SHAPER is enabled.\n\nAssign netdev_ops before the PHY attach, as was done for emac in commit\n7c9f391ec89c (\"net: emac: move setting of netops to fix crash\")."}], "id": "CVE-2026-99198", "lastModified": "2026-10-28T11:17:40.890", "metrics": {}, "published": "2026-10-28T11:17:40.890", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c2c4824319850c87e77d26aeb8f860bc310a64d7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d2eca3a54f415081711cd102d0db733de5abf170"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: net: ethernet: actions: Move setting of netops to fix crash", "id": "2562746", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2562746"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet: ethernet: actions: Move setting of netops to fix crash\nowl_emac_probe() calls owl_emac_phy_init(), which connects the PHY,\nbefore netdev->netdev_ops is assigned. phy_attach_direct() ->\nphy_link_topo_add_phy() reads dev->netdev_ops through\nnetdev_need_ops_lock() since the commit in question, so probing crashes\nwith a NULL pointer dereference when CONFIG_NET_SHAPER is enabled.\nAssign netdev_ops before the PHY attach, as was done for emac in commit\n7c9f391ec89c (\"net: emac: move setting of netops to fix crash\").", "A flaw was found in the Linux kernel's Actions Semi Owl Ethernet driver. When initializing or probing the network device with network traffic shaping enabled, the driver attempts to access network device operations before they are assigned. A local user capable of attaching or probing the device could trigger a null pointer dereference, leading to a kernel crash and resulting in a denial of service (DoS)."], "name": "CVE-2026-99198", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not 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": "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-8", "product_name": "Red Hat OpenShift Container Platform 4"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift/ose-rhel-coreos-9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-10-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-99198\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-99198\nhttps://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-99198.mbox"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ded86da4bbb78cad74cecc368fee3ae3a296e2ca,d2eca3a54f415081711cd102d0db733de5abf170)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ded86da4bbb78cad74cecc368fee3ae3a296e2ca,c2c4824319850c87e77d26aeb8f860bc310a64d7)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.2"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,7.2)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.13,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ded86da4bbb78cad74cecc368fee3ae3a296e2ca,d2eca3a54f415081711cd102d0db733de5abf170)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[ded86da4bbb78cad74cecc368fee3ae3a296e2ca,c2c4824319850c87e77d26aeb8f860bc310a64d7)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "7.2"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,7.2)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.13,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.3,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-10-28T12:30:17.669190+00:00", "updated": "2026-10-29T16:00:07.460948+00:00", "vendors": ["linux", "linux$PRODUCT$linux", "linux$PRODUCT$linux_kernel"]}