{"id":"CVE-2024-50298","state":"PUBLISHED","title":"net: enetc: allocate vf_state during PF probes","description":"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_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","publishedAt":"2024-11-19T01:30:46.029Z","updatedAt":"2026-10-15T00:57:44.800Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"35668e29e979b3a1927d3959cdd87327afd8e5eb","versionType":"git"},{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"ef0edfbe9eeed1fccad7cb705648af5222664944","versionType":"git"},{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"7eb923f8d4819737c07d6a8d0daef0a4d7f99e0c","versionType":"git"},{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"e15c5506dd39885cd047f811a64240e2e8ab401b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/enetc/enetc_pf.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.1","versionType":"semver"},{"version":"6.1.167","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.61","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.8","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/enetc/enetc_pf.c"]}],"references":["https://git.kernel.org/stable/c/35668e29e979b3a1927d3959cdd87327afd8e5eb","https://git.kernel.org/stable/c/ef0edfbe9eeed1fccad7cb705648af5222664944","https://git.kernel.org/stable/c/7eb923f8d4819737c07d6a8d0daef0a4d7f99e0c","https://git.kernel.org/stable/c/e15c5506dd39885cd047f811a64240e2e8ab401b","https://cert-portal.siemens.com/productcert/html/ssa-082556.html","https://cert-portal.siemens.com/productcert/html/ssa-019113.html","https://cert-portal.siemens.com/productcert/html/ssa-457936.html"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/50xxx/CVE-2024-50298.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-50298","state":"PUBLISHED","datePublished":"2024-11-19T01:30:46.029Z","dateUpdated":"2026-10-15T00:57:44.800Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T19:36:19.987Z"},"containers":{"cna":{"title":"net: enetc: allocate vf_state during PF probes","descriptions":[{"lang":"en","value":"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_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"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"35668e29e979b3a1927d3959cdd87327afd8e5eb","versionType":"git"},{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"ef0edfbe9eeed1fccad7cb705648af5222664944","versionType":"git"},{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"7eb923f8d4819737c07d6a8d0daef0a4d7f99e0c","versionType":"git"},{"version":"d4fd0404c1c95b17880f254ebfee3485693fa8ba","status":"affected","lessThan":"e15c5506dd39885cd047f811a64240e2e8ab401b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/enetc/enetc_pf.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.1","versionType":"semver"},{"version":"6.1.167","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.61","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.8","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/freescale/enetc/enetc_pf.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/35668e29e979b3a1927d3959cdd87327afd8e5eb"},{"url":"https://git.kernel.org/stable/c/ef0edfbe9eeed1fccad7cb705648af5222664944"},{"url":"https://git.kernel.org/stable/c/7eb923f8d4819737c07d6a8d0daef0a4d7f99e0c"},{"url":"https://git.kernel.org/stable/c/e15c5506dd39885cd047f811a64240e2e8ab401b"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:49:26.256Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.6.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.11.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA 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