{"id":"CVE-2026-74548","summary":"forcedeth: fix UAF of txrx_stats in nv_remove","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nforcedeth: fix UAF of txrx_stats in nv_remove\n\nnv_remove() frees the per-CPU txrx_stats before unregister_netdev().\nUntil unregister completes, ndo_get_stats64, the NAPI/xmit data path,\nand nv_close()/drain may still access txrx_stats, leading to a\nuse-after-free.\n\nFree the stats only after unregister_netdev().","modified":"2026-08-21T03:30:34.326263353Z","published":"2026-08-15T12:27:56.387Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74548.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/201e05aa531eba0dfe2ee05b4e178f6ffa12c8b1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/22666ba1420164753d7b0f5a841986b25ace5435"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7c22b4ee0bd003cecfc14ca28981cb213e201f70"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ae20a8a4de06a289d40b0a0633d8d573f1fcb049"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c9d24a205fd508b9999fcab6aca4c590490a12cf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cdf864d5d3c813ae1876f2bacc1cf3ac3c66dfc9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cf2dcde2284562ff87830ca0b7fa2b06e95aef1e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d51ce7a63b76eda02cabfed1b0cc277b2f5c9bcc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74548.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74548"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"f4b633b911fd3b4cbe1dc065e8fb064078d0889d"},{"fixed":"cdf864d5d3c813ae1876f2bacc1cf3ac3c66dfc9"},{"fixed":"7c22b4ee0bd003cecfc14ca28981cb213e201f70"},{"fixed":"d51ce7a63b76eda02cabfed1b0cc277b2f5c9bcc"},{"fixed":"cf2dcde2284562ff87830ca0b7fa2b06e95aef1e"},{"fixed":"c9d24a205fd508b9999fcab6aca4c590490a12cf"},{"fixed":"ae20a8a4de06a289d40b0a0633d8d573f1fcb049"},{"fixed":"201e05aa531eba0dfe2ee05b4e178f6ffa12c8b1"},{"fixed":"22666ba1420164753d7b0f5a841986b25ace5435"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74548.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.3.0"},{"fixed":"5.10.265"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.216"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.183"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.151"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.103"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.44"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.8"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74548.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}