{"id":"CVE-2024-50298","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: enetc: allocate vf_state during PF probes\n\nIn the previous implementation, vf_state is allocated memory only when VF\nis enabled","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: enetc: allocate vf_state during PF probes\n\nIn the previous implementation, vf_state is allocated memory only when VF\nis enabled. However, net_device_ops::ndo_set_v…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.1, < 6.6.61","linux_kernel >= 6.7, < 6.11.8","linux_kernel = 6.12"],"patched":["linux_kernel 6.11.8"],"published":"2024-11-19","updated":"2026-07-14","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-50298","references":[{"url":"https://git.kernel.org/stable/c/35668e29e979b3a1927d3959cdd87327afd8e5eb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/7eb923f8d4819737c07d6a8d0daef0a4d7f99e0c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e15c5506dd39885cd047f811a64240e2e8ab401b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ef0edfbe9eeed1fccad7cb705648af5222664944","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-019113.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00218,"epssPercentile":0.12514,"ingestedAt":"2026-07-14T13:36:54.693Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2025-10-01T20:14:01.307319Z"},"slug":"CVE-2024-50298","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet: enetc: allocate vf_state during PF probes\n\nIn the previous implementation, vf_state is allocated memory only when VF\nis enabled. However, net_device_ops::ndo_set_vf_mac() may be called before\nVF is enabled to configure the MAC address of VF. If this is the case,\nenetc_pf_set_vf_mac() will access vf_state, resulting in access to a null\npointer. The simplified error log is as follows.\n\nroot@ls1028ardb:~# ip link set eno0 vf 1 mac 00:0c:e7:66:77:89\n[  173.543315] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000004\n[  173.637254] pc : enetc_pf_set_vf_mac+0x3c/0x80 Message from sy\n[  173.641973] lr : do_setlink+0x4a8/0xec8\n[  173.732292] Call trace:\n[  173.734740]  enetc_pf_set_vf_mac+0x3c/0x80\n[  173.738847]  __rtnl_newlink+0x530/0x89c\n[  173.742692]  rtnl_newlink+0x50/0x7c\n[  173.746189]  rtnetlink_rcv_msg+0x128/0x390\n[  173.750298]  netlink_rcv_skb+0x60/0x130\n[  173.754145]  rtnetlink_rcv+0x18/0x24\n[  173.757731]  netlink_unicast+0x318/0x380\n[  173.761665]  netlink_sendmsg+0x17c/0x3c8\n\n## Affected\n\n- `linux_kernel >= 5.1, < 6.6.61`\n- `linux_kernel >= 6.7, < 6.11.8`\n- `linux_kernel = 6.12`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.11.8`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}