{"id":"CVE-2026-72114","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-72114","summary":"can: bcm: validate frame length in bcm_rx_setup() for RTR replies","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncan: bcm: validate frame length in bcm_rx_setup() for RTR replies\n\nbcm_tx_setup() validates cf->len against the CAN/CAN FD DLC limits\nbefore installing frames for TX_SETUP, but bcm_rx_setup() never did\nthe same for the RTR-reply frame configured via RX_SETUP with\nRX_RTR_FRAME.","published":"2026-08-15T05:52:54.750Z","modified":"2026-08-18T03:56:20.694079185Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"6.6.148"}],"fix":null,"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1b475c0c72f44622a320a4386ce9e76f85e69bc7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/59bfddea64159594feb62ef11b7d7a33c8ee3783"},{"type":"WEB","url":"https://git.kernel.org/stable/c/62ec41f364648be79d54d94d0d240ee326948afd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7d966cdee006911d3957e1a4e72cb93c39cd8c1e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/deb6a697cce3f021e731df543597f37a5e54caab"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72114.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72114"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-18T03:56:20.694079185Z"}}