{"schema_version":"1.9.0","id":"CVE-2026-63908","published":"2026-07-19T14:55:14.349Z","modified":"2026-08-31T18:26:06.814153542Z","related":["SUSE-SU-2026:23066-1","SUSE-SU-2026:23068-1","SUSE-SU-2026:23193-1","SUSE-SU-2026:23194-1","SUSE-SU-2026:23221-1","SUSE-SU-2026:23231-1","SUSE-SU-2026:23237-1","SUSE-SU-2026:23241-1","SUSE-SU-2026:23244-1","SUSE-SU-2026:3790-1","SUSE-SU-2026:3810-1","openSUSE-SU-2026:21555-1"],"summary":"Input: atmel_mxt_ts - fix boundary check in mxt_prepare_cfg_mem","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nInput: atmel_mxt_ts - fix boundary check in mxt_prepare_cfg_mem\n\nWhen a configuration file provides an object size that is larger than the\ndriver's known mxt_obj_size(object), the driver intends to discard the\nextra bytes.\n\nThe loop iterates using for (i = 0; i < size; i++). Inside the loop, the\ncondition to skip processing extra bytes is:\n\n    if (i > mxt_obj_size(object))\n        continue;\n\nSince i is a 0-based index, the valid indices for the object are 0 through\nmxt_obj_size(object) - 1.\n\nWhen i == mxt_obj_size(object), the condition evaluates to false, and the\ncode processes the byte instead of discarding it.\n\nThis causes the code to calculate byte_offset = reg + i - cfg->start_ofs\nand writes the byte there, overwriting exactly one byte of the adjacent\ninstance or object.\n\nUpdate the boundary check to skip extra bytes correctly by using >=.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"50a77c658b80e7e3303e3bcec195b30e2b62d513"},{"fixed":"862a1a32b5190241fce7a7d20229539a3926f31e"},{"fixed":"5c3681c3abc35cfac6b702251382312c60d96bc2"},{"fixed":"1017e1c6c6c49cccbcda9bbcfa49e50b0b6dad39"},{"fixed":"e9b62996ba537774f68fecfd7eecb5aec1713952"},{"fixed":"ae92e334544263a02d9f99e18385e718c44392c9"},{"fixed":"7f95f4792c0dc767fcb8e405391e779ab419d55a"},{"fixed":"6c6b989b4ebf22b086fdfcac2163b5cb55e34d8f"},{"fixed":"baa0210fb6a9dc3882509a9411b6d284d88fe30e"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-63908.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.17.0"},{"fixed":"5.10.259"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.210"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.176"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.143"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.93"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.35"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.12"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-63908.json"}}],"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1017e1c6c6c49cccbcda9bbcfa49e50b0b6dad39"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5c3681c3abc35cfac6b702251382312c60d96bc2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6c6b989b4ebf22b086fdfcac2163b5cb55e34d8f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7f95f4792c0dc767fcb8e405391e779ab419d55a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/862a1a32b5190241fce7a7d20229539a3926f31e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ae92e334544263a02d9f99e18385e718c44392c9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/baa0210fb6a9dc3882509a9411b6d284d88fe30e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e9b62996ba537774f68fecfd7eecb5aec1713952"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63908.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63908"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63908.json"}}