{"id":"CVE-2025-21772","summary":"partitions: mac: fix handling of bogus partition table","details":"In the Linux kernel, the following vulnerability has been resolved:\n\npartitions: mac: fix handling of bogus partition table\n\nFix several issues in partition probing:\n\n - The bailout for a bad partoffset must use put_dev_sector(), since the\n   preceding read_part_sector() succeeded.\n - If the partition table claims a silly sector size like 0xfff bytes\n   (which results in partition table entries straddling sector boundaries),\n   bail out instead of accessing out-of-bounds memory.\n - We must not assume that the partition table contains proper NUL\n   termination - use strnlen() and strncmp() instead of strlen() and\n   strcmp().","modified":"2026-05-18T05:57:24.381689808Z","published":"2025-02-27T02:18:19.528Z","related":["SUSE-SU-2025:01600-1","SUSE-SU-2025:01919-1","SUSE-SU-2025:01951-1","SUSE-SU-2025:01967-1","SUSE-SU-2025:02385-1","SUSE-SU-2025:02387-1","SUSE-SU-2025:02388-1","SUSE-SU-2025:02389-1","SUSE-SU-2025:02390-1","SUSE-SU-2025:02391-1","SUSE-SU-2025:02392-1","SUSE-SU-2025:02393-1","SUSE-SU-2025:02394-1","SUSE-SU-2025:02396-1","SUSE-SU-2025:02398-1","SUSE-SU-2025:02399-1","SUSE-SU-2025:02400-1","SUSE-SU-2025:02401-1","SUSE-SU-2025:02402-1","SUSE-SU-2025:02403-1","SUSE-SU-2025:02405-1","SUSE-SU-2025:02410-1","SUSE-SU-2025:02411-1","SUSE-SU-2025:02412-1","SUSE-SU-2025:02413-1","SUSE-SU-2025:02415-1","SUSE-SU-2025:02416-1","SUSE-SU-2025:02418-1","SUSE-SU-2025:02419-1","SUSE-SU-2025:02420-1","SUSE-SU-2025:02421-1","SUSE-SU-2025:02422-1","SUSE-SU-2025:02428-1","SUSE-SU-2025:02433-1","SUSE-SU-2025:02434-1","SUSE-SU-2025:02436-1","SUSE-SU-2025:02437-1","SUSE-SU-2025:02438-1","SUSE-SU-2025:02440-1","SUSE-SU-2025:02442-1","SUSE-SU-2025:02444-1","SUSE-SU-2025:02445-1","SUSE-SU-2025:02446-1","SUSE-SU-2025:02449-1","SUSE-SU-2025:02451-1","SUSE-SU-2025:02454-1","SUSE-SU-2025:02455-1","SUSE-SU-2025:02459-1","SUSE-SU-2025:02468-1","SUSE-SU-2025:02507-1","SUSE-SU-2025:0983-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1177-1","SUSE-SU-2025:1178-1","SUSE-SU-2025:1180-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1194-1","SUSE-SU-2025:1195-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1263-1","SUSE-SU-2025:20190-1","SUSE-SU-2025:20192-1","SUSE-SU-2025:20260-1","SUSE-SU-2025:20270-1","SUSE-SU-2025:20517-1","SUSE-SU-2025:20518-1","SUSE-SU-2025:20519-1","SUSE-SU-2025:20520-1","SUSE-SU-2025:20525-1","SUSE-SU-2025:20526-1","SUSE-SU-2025:20527-1","SUSE-SU-2025:20528-1","SUSE-SU-2025:20540-1","SUSE-SU-2025:20541-1","SUSE-SU-2025:20542-1","SUSE-SU-2025:20544-1","SUSE-SU-2025:20545-1","SUSE-SU-2025:20546-1","SUSE-SU-2025:4123-1","SUSE-SU-2026:0385-1","USN-7521-2"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21772.json"},"references":[{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html"},{"type":"WEB","url":"https://git.kernel.org/stable/c/213ba5bd81b7e97ac6e6190b8f3bc6ba76123625"},{"type":"WEB","url":"https://git.kernel.org/stable/c/27a39d006f85e869be68c1d5d2ce05e5d6445bf5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/40a35d14f3c0dc72b689061ec72fc9b193f37d1f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6578717ebca91678131d2b1f4ba4258e60536e9f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7fa9706722882f634090bfc9af642bf9ed719e27"},{"type":"WEB","url":"https://git.kernel.org/stable/c/80e648042e512d5a767da251d44132553fe04ae0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/92527100be38ede924768f4277450dfe8a40e16b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a3e77da9f843e4ab93917d30c314f0283e28c124"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21772.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21772"},{"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":"02e2a5bfebe99edcf9d694575a75032d53fe1b73"},{"fixed":"a3e77da9f843e4ab93917d30c314f0283e28c124"},{"fixed":"213ba5bd81b7e97ac6e6190b8f3bc6ba76123625"},{"fixed":"40a35d14f3c0dc72b689061ec72fc9b193f37d1f"},{"fixed":"27a39d006f85e869be68c1d5d2ce05e5d6445bf5"},{"fixed":"92527100be38ede924768f4277450dfe8a40e16b"},{"fixed":"6578717ebca91678131d2b1f4ba4258e60536e9f"},{"fixed":"7fa9706722882f634090bfc9af642bf9ed719e27"},{"fixed":"80e648042e512d5a767da251d44132553fe04ae0"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"81a319c5c29913a23947f3d28513974682f3af03"},{"last_affected":"34a906cd9f6445d9510841667eff0d980279ebf3"},{"last_affected":"2a27f61bd411e564eb4651c18d225f6e9e1de534"},{"last_affected":"69aad7e01c8e883e9d2f8dc5523bd419bd02d2aa"},{"last_affected":"7f4f03c4a1e9a4b9679feafe7625a780864a4e76"}]}],"versions":["v3.4.112","v3.4.111","v3.4.110","v3.14.62","v3.10.98","v3.12.55","v3.14.61","v3.10.97","v3.10.96","v3.14.60","v3.12.54","v3.14.59","v3.10.95","v3.12.53","v3.14.58","v3.10.94","v3.12.52","v3.2.74","v3.14.57","v3.10.93","v3.12.51","v3.2.73","v3.2.72","v3.14.56","v3.10.92","v3.12.50","v3.14.55","v3.10.91","v3.14.54","v3.10.90","v3.4.109","v3.2.71","v3.12.49","v3.10.89","v3.14.53","v3.14.52","v3.10.88","v3.12.48","v3.4.108","v3.14.51","v3.10.87","v3.12.47","v3.14.50","v3.10.86","v3.2.70","v3.14.49","v3.10.85","v3.2.69","v3.12.46","v3.14.48","v3.10.84","v3.12.45","v3.10.83","v3.14.47","v3.14.46","v3.10.82","v3.14.45","v3.10.81","v3.12.44","v3.14.44","v3.10.80","v3.4.107","v3.14.43","v3.10.79","v3.12.43","v3.14.42","v3.10.78","v3.14.41","v3.10.77","v3.2.68","v3.14.40","v3.10.76","v3.12.42","v3.12.41","v3.10.75","v3.14.39","v3.14.38","v3.10.74","v3.4.106","v3.12.40","v3.14.37","v3.10.73","v3.12.39","v3.14.36","v3.10.72","v3.14.35","v3.10.71","v3.14.34","v3.10.70","v3.2.67","v3.12.38","v3.14.33","v3.10.69","v3.2.66","v3.14.32","v3.10.68","v3.14.31","v3.10.67","v3.4.105","v3.12.37","v3.10.66","v3.14.30","v3.14.29","v3.10.65","v3.14.28","v3.10.64","v3.12.36","v3.14.27","v3.10.63","v3.12.35","v3.2.65","v3.14.26","v3.10.62","v3.2.64","v3.14.25","v3.10.61","v3.12.34","v3.4.104","v3.14.24","v3.10.60","v3.12.33","v3.14.23","v3.10.59","v3.2.63","v3.12.32","v3.14.22","v3.10.58","v3.12.31","v3.14.21","v3.10.57","v3.14.20","v3.10.56","v3.10.55","v3.14.19","v3.12.30","v3.12.29","v3.4.103","v3.14.18","v3.10.54","v3.2.62","v3.12.28","v3.14.17","v3.10.53","v3.12.27","v3.14.16","v3.10.52","v3.4.102","v3.14.15","v3.10.51","v3.4.101","v3.2.61","v3.4.100","v3.10.50","v3.14.14","v3.12.26","v3.14.13","v3.10.49","v3.4.99","v3.12.25","v3.14.12","v3.10.48","v3.4.98","v3.12.24","v3.13","v3.2.60","v3.14.11","v3.10.47","v3.4.97","v3.14.10","v3.10.46","v3.4.96","v3.14.9","v3.10.45","v3.4.95","v3.14.8","v3.10.44","v3.4.94","v3.12.23","v3.12.22","v3.4.93","v3.10.43","v3.14.7","v3.4.92","v3.10.42","v3.14.6","v3.2.59","v3.4.91","v3.10.41","v3.14.5","v3.12.21","v3.14.4","v3.10.40","v3.2.58","v3.4.90","v3.14","v3.12.20","v3.4.89","v3.10.39","v3.14.3","v3.14.2","v3.10.38","v3.4.88","v3.12.19","v3.14-rc4","v3.2.57","v3.14.1","v3.10.37","v3.4.87","v3.12.18","v3.14-rc8","v3.4.86","v3.10.36","v3.12.17","v3.14-rc7","v3.2.56","v3.14-rc6","v3.14-rc1","v3.14-rc2","v3.10.35","v3.4.85","v3.2.55","v3.12.16","v3.10.34","v3.4.84","v3.14-rc5","v3.12.15","v3.10.33","v3.4.83","v3.14-rc3","v3.12.14","v3.4.82","v3.10.32","v3.12.13","v3.12.12","v3.10.31","v3.4.81","v3.12.11","v3.10.30","v3.4.80","v3.2.54","v3.12.10","v3.10.29","v3.4.79","v3.13-rc6","v3.12.9","v3.10.28","v3.4.78","v3.4.77","v3.12.8","v3.10.27","v3.13-rc8","v3.12","v3.13-rc7","v3.13-rc1","v3.12.7","v3.10.26","v3.4.76","v3.13-rc4","v3.13-rc3","v3.12.6","v3.10.25","v3.4.75","v3.13-rc5","v3.2.53","v3.13-rc2","v3.12.5","v3.10.24","v3.4.74","v3.12.4","v3.10.23","v3.4.73","v3.4.72","v3.10.22","v3.12.3","v3.12.2","v3.10.21","v3.4.71","v3.12.1","v3.10.20","v3.4.70","v3.2.52","v3.10.19","v3.4.69","v3.12-rc7","v3.12-rc3","v3.12-rc6","v3.10.18","v3.4.68","v3.12-rc1","v3.12-rc5","v3.11","v3.10.17","v3.4.67","v3.12-rc2","v3.12-rc4","v3.2.51","v3.4.66","v3.10.16","v3.10.15","v3.4.65","v3.10.14","v3.4.64","v3.10.13","v3.4.63","v3.10.12","v3.4.62","v3.10.11","v3.4.61","v3.2.50","v3.11-rc7","v3.10.10","v3.4.60","v3.11-rc2","v3.11-rc5","v3.11-rc1","v3.11-rc3","v3.11-rc4","v3.4.59","v3.10.9","v3.11-rc6","v3.10.8","v3.10.7","v3.4.58","v3.10.6","v3.4.57","v3.10.5","v3.4.56","v3.10-rc2","v3.10.4","v3.4.55","v3.2.49","v3.10.3","v3.4.54","v3.2.48","v3.10.2","v3.10","v3.10.1","v3.4.53","v3.4.52","v3.4.51","v3.10-rc7","v3.2.47","v3.10-rc6","v3.10-rc1","v3.4.50","v3.10-rc5","v3.10-rc3","v3.4.49","v3.2.46","v3.10-rc4","v3.4.48","v3.4.47","v3.2.45","v3.9","v3.4.46","v3.4.45","v3.2.44","v3.4.44","v3.4.43","v3.9-rc2","v3.9-rc7","v3.4.42","v3.9-rc8","v3.4.41","v3.2.43","v3.9-rc3","v3.9-rc6","v3.9-rc5","v3.4.40","v3.4.39","v3.9-rc4","v3.9-rc1","v3.2.42","v3.8","v3.4.38","v3.4.37","v3.2.41","v3.4.36","v3.2.40","v3.4.35","v3.2.39","v3.4.34","v3.4.33","v3.8-rc7","v3.4.32","v3.8-rc6","v3.2.38","v3.8-rc5","v3.4.31","v3.4.30","v3.8-rc2","v3.4.29","v3.2.37","v3.4.28","v3.8-rc1","v3.8-rc3","v3.8-rc4","v3.4.27","v3.4.26","v3.4.25","v3.2.36","v3.7","v3.4.24","v3.2.35","v3.4.23","v3.7-rc1","v3.6","v3.7-rc6","v3.7-rc7","v3.4.22","v3.7-rc3","v3.7-rc8","v3.2.34","v3.4.21","v3.4.20","v3.7-rc2","v3.4.19","v3.7-rc4","v3.7-rc5","v3.4.18","v3.2.33","v3.4.17","v3.4.16","v3.2.32","v3.4.15","v3.4.14","v3.2.31","v3.4.13","v3.2.30","v3.6-rc7","v3.4.12","v3.6-rc1","v3.5-rc3","v3.4.11","v3.6-rc6","v3.6-rc5","v3.5","v3.6-rc3","v3.6-rc4","v3.2.29","v3.6-rc2","v3.4.10","v3.2.28","v3.4-rc4","v3.4.9","v3.2.27","v3.4.8","v3.2.26","v3.4.7","v3.2.25","v3.2.24","v3.4.6","v3.5-rc7","v3.2.23","v3.5-rc5","v3.5-rc6","v3.4.5","v3.4.4","v3.5-rc2","v3.2.22","v3.5-rc1","v3.5-rc4","v3.2.21","v3.4","v3.4.3","v3.2.20","v3.4.2","v3.2.19","v3.4.1","v3.2.18","v3.4-rc2","v3.4-rc1","v3.2.17","v3.4-rc7","v3.4-rc6","v3.4-rc3","v3.4-rc5","v3.2.16","v3.2.15","v3.3","v3.2.14","v3.2.13","v3.3-rc6","v3.3-rc3","v3.2.12","v3.3-rc7","v3.2.11","v3.3-rc2","v3.3-rc5","v3.2","v3.2.10","v3.3-rc4","v3.2.9","v3.3-rc1","v3.2.8","v3.2.7","v3.2.6","v3.2.5","v3.2.4","v3.2.3","v3.2.2","v3.2.1","v3.2-rc4","v3.2-rc7","v3.2-rc6","v3.2-rc5","v3.2-rc3","v3.1","v3.2-rc2","v3.2-rc1","v3.1-rc1","v3.1-rc9","v3.1-rc8","v3.1-rc10","v3.1-rc7","v3.1-rc3","v3.1-rc2","v3.1-rc4","v3.1-rc5","v3.0","v3.1-rc6","v3.0-rc7","v3.0-rc4","v3.0-rc6","v3.0-rc5","v3.0-rc3","v3.0-rc1","v2.6.39","v3.0-rc2","v2.6.38","v2.6.39-rc2","v2.6.39-rc7","v2.6.39-rc5","v2.6.39-rc1","v2.6.38-rc7","v2.6.39-rc6","v2.6.39-rc4","v2.6.39-rc3","v2.6.37","v2.6.38-rc1","v2.6.38-rc8","v2.6.38-rc2","v2.6.38-rc6","v2.6.38-rc5","v2.6.38-rc4","v2.6.38-rc3","v2.6.37-rc4","v2.6.37-rc2","v2.6.36","v2.6.37-rc5","v2.6.37-rc8","v2.6.37-rc7","v2.6.37-rc6","v2.6.37-rc1","v2.6.37-rc3","v2.6.36-rc6","v2.6.35-rc4","v2.6.36-rc8","v2.6.35","v2.6.36-rc7","v2.6.36-rc3","v2.6.36-rc5","v2.6.36-rc4","v2.6.36-rc2","v2.6.36-rc1","v2.6.35-rc5","v2.6.35-rc6","v2.6.34","v2.6.35-rc3","v2.6.35-rc1","v2.6.35-rc2","v2.6.34-rc7","v2.6.34-rc6","v2.6.34-rc5","v2.6.34-rc4","v2.6.34-rc3","v2.6.34-rc2","v2.6.34-rc1","v2.6.33","v2.6.33-rc6","v2.6.33-rc8","v2.6.33-rc4","v2.6.33-rc5","v2.6.33-rc3","v2.6.33-rc7","v2.6.33-rc2","v2.6.32","v2.6.33-rc1","v2.6.32-rc8","v2.6.32-rc7","v2.6.32-rc6","v2.6.31","v2.6.32-rc5","v2.6.32-rc4","v2.6.32-rc2","v2.6.32-rc1","v2.6.32-rc3","v2.6.31-rc9","v2.6.31-rc1","v2.6.31-rc7","v2.6.31-rc8","v2.6.31-rc6","v2.6.30-rc6","v2.6.30","v2.6.31-rc4","v2.6.31-rc5","v2.6.31-rc3","v2.6.31-rc2","v2.6.30-rc7","v2.6.30-rc8","v2.6.30-rc5","v2.6.30-rc3","v2.6.30-rc4","v2.6.30-rc1","v2.6.30-rc2","v2.6.29","v2.6.29-rc8","v2.6.29-rc7","v2.6.29-rc5","v2.6.29-rc1","v2.6.29-rc6","v2.6.29-rc4","v2.6.29-rc3","v2.6.29-rc2","v2.6.28","v2.6.28-rc7","v2.6.28-rc9","v2.6.28-rc8","v2.6.28-rc6","v2.6.28-rc5","v2.6.28-rc4","v2.6.28-rc2","v2.6.28-rc3","v2.6.28-rc1","v2.6.27","v2.6.27-rc7","v2.6.27-rc9","v2.6.27-rc8","v2.6.27-rc5","v2.6.27-rc6","v2.6.27-rc4","v2.6.27-rc1","v2.6.27-rc3","v2.6.27-rc2","v2.6.26","v2.6.26-rc9","v2.6.26-rc8","v2.6.26-rc3","v2.6.26-rc7","v2.6.26-rc6","v2.6.26-rc5","v2.6.26-rc4","v2.6.26-rc2","v2.6.26-rc1","v2.6.25","v2.6.25-rc7","v2.6.25-rc9","v2.6.25-rc8","v2.6.25-rc6","v2.6.25-rc5","v2.6.25-rc3","v2.6.25-rc4","v2.6.24","v2.6.25-rc2","v2.6.25-rc1","v2.6.24-rc8","v2.6.24-rc7","v2.6.24-rc6","v2.6.24-rc5","v2.6.24-rc4","v2.6.24-rc3","v2.6.24-rc2","v2.6.24-rc1","v2.6.23","v2.6.23-rc9","v2.6.23-rc8","v2.6.23-rc5","v2.6.23-rc7","v2.6.23-rc6","v2.6.23-rc4","v2.6.23-rc3","v2.6.23-rc2","v2.6.23-rc1","v2.6.22","v2.6.22-rc7","v2.6.22-rc6","v2.6.22-rc5","v2.6.22-rc4","v2.6.22-rc3","v2.6.22-rc2","v2.6.22-rc1","v2.6.21","v2.6.21-rc7","v2.6.21-rc6","v2.6.21-rc5","v2.6.21-rc4","v2.6.21-rc3","v2.6.21-rc2","v2.6.21-rc1","v2.6.20-rc7","v2.6.20-rc6","v2.6.20-rc5","v2.6.20-rc4","v2.6.20-rc3","v2.6.20-rc1","v2.6.20-rc2","v2.6.19-rc2","v2.6.18","v2.6.19-rc1","v2.6.18-rc6","v2.6.18-rc5","v2.6.18-rc3","v2.6.18-rc2","v2.6.18-rc1","v2.6.17","v2.6.17-rc4","v2.6.17-rc6","v2.6.17-rc5","v2.6.17-rc3","v2.6.17-rc2","v2.6.17-rc1","v2.6.16","v2.6.16-rc6","v2.6.16-rc4","v2.6.16-rc5","v2.6.16-rc3","v2.6.16-rc2","v2.6.16-rc1","v2.6.15-rc7","v2.6.15-rc5","v2.6.15-rc4","v2.6.15-rc2","v2.6.15-rc1","v2.6.14-rc3","v2.6.14-rc2","v2.6.14-rc1","v2.6.13","v2.6.13-rc7","v2.6.13-rc6","v2.6.13-rc5","v2.6.13-rc3","v2.6.13-rc4","v2.6.13-rc2","v2.6.13-rc1","v2.6.12-rc4","v2.6.12-rc3","v2.6.12-rc2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-21772.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.4.0"},{"fixed":"5.4.291"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.235"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.179"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.129"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.79"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.13.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-21772.json"}}],"schema_version":"1.7.5"}