{"id":"CVE-2026-74455","summary":"can: peak_usb: validate uCAN receive record lengths","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncan: peak_usb: validate uCAN receive record lengths\n\npcan_usb_fd_decode_buf() walks uCAN records packed in one USB\nreceive buffer.\n\nRequire each record to contain the fixed header for its type, and verify\nCAN payload bytes before copying them into the skb.","modified":"2026-08-21T03:30:19.456784084Z","published":"2026-08-15T12:26:58.175Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74455.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2427ef427bdd78d862c7c76597bfd9eda88b81f1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/276d989cd2dd88e2b7ab2c96fd10c86836b12781"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2c8f08f3641a074da40acf05baa5a18ae2739260"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6067c878e38d02a3d5c43497347e143f85c9064a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/89c92a8052698dbbd3652a77c04d02bbd74a3275"},{"type":"WEB","url":"https://git.kernel.org/stable/c/93fcab2c6968446316bbb49548848df604d6346f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bf9d787b7e1ef59be19b35abca08194772deb97e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d9c115948c3dd5fcc2d0245cec5eb76c098503c8"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74455.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74455"},{"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":"0a25e1f4f18566b750ebd3ae995af64e23111e63"},{"fixed":"276d989cd2dd88e2b7ab2c96fd10c86836b12781"},{"fixed":"bf9d787b7e1ef59be19b35abca08194772deb97e"},{"fixed":"89c92a8052698dbbd3652a77c04d02bbd74a3275"},{"fixed":"6067c878e38d02a3d5c43497347e143f85c9064a"},{"fixed":"2c8f08f3641a074da40acf05baa5a18ae2739260"},{"fixed":"2427ef427bdd78d862c7c76597bfd9eda88b81f1"},{"fixed":"d9c115948c3dd5fcc2d0245cec5eb76c098503c8"},{"fixed":"93fcab2c6968446316bbb49548848df604d6346f"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74455.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"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-2026-74455.json"}}],"schema_version":"1.9.0"}