164 lines
11 KiB
JSON
164 lines
11 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2022-50262",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-09-15T13:58:00.974Z",
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"datePublished": "2025-09-15T14:20:58.578Z",
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"dateUpdated": "2026-08-15T12:23:15.406Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-08-15T12:23:15.406Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Validate BOOT record_size\n\nWhen the NTFS BOOT record_size field < 0, it represents a\nshift value. However, there is no sanity check on the shift result\nand the sbi->record_bits calculation through blksize_bits() assumes\nthe size always > 256, which could lead to NPD while mounting a\nmalformed NTFS image.\n\n[ 318.675159] BUG: kernel NULL pointer dereference, address: 0000000000000158\n[ 318.675682] #PF: supervisor read access in kernel mode\n[ 318.675869] #PF: error_code(0x0000) - not-present page\n[ 318.676246] PGD 0 P4D 0\n[ 318.676502] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[ 318.676934] CPU: 0 PID: 259 Comm: mount Not tainted 5.19.0 #5\n[ 318.677289] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014\n[ 318.678136] RIP: 0010:ni_find_attr+0x2d/0x1c0\n[ 318.678656] Code: 89 ca 4d 89 c7 41 56 41 55 41 54 41 89 cc 55 48 89 fd 53 48 89 d3 48 83 ec 20 65 48 8b 04 25 28 00 00 00 48 89 44 24 180\n[ 318.679848] RSP: 0018:ffffa6c8c0297bd8 EFLAGS: 00000246\n[ 318.680104] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000080\n[ 318.680790] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\n[ 318.681679] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\n[ 318.682577] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000080\n[ 318.683015] R13: ffff8d5582e68400 R14: 0000000000000100 R15: 0000000000000000\n[ 318.683618] FS: 00007fd9e1c81e40(0000) GS:ffff8d55fdc00000(0000) knlGS:0000000000000000\n[ 318.684280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 318.684651] CR2: 0000000000000158 CR3: 0000000002e1a000 CR4: 00000000000006f0\n[ 318.685623] Call Trace:\n[ 318.686607] <TASK>\n[ 318.686872] ? ntfs_alloc_inode+0x1a/0x60\n[ 318.687235] attr_load_runs_vcn+0x2b/0xa0\n[ 318.687468] mi_read+0xbb/0x250\n[ 318.687576] ntfs_iget5+0x114/0xd90\n[ 318.687750] ntfs_fill_super+0x588/0x11b0\n[ 318.687953] ? put_ntfs+0x130/0x130\n[ 318.688065] ? snprintf+0x49/0x70\n[ 318.688164] ? put_ntfs+0x130/0x130\n[ 318.688256] get_tree_bdev+0x16a/0x260\n[ 318.688407] vfs_get_tree+0x20/0xb0\n[ 318.688519] path_mount+0x2dc/0x9b0\n[ 318.688877] do_mount+0x74/0x90\n[ 318.689142] __x64_sys_mount+0x89/0xd0\n[ 318.689636] do_syscall_64+0x3b/0x90\n[ 318.689998] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[ 318.690318] RIP: 0033:0x7fd9e133c48a\n[ 318.690687] Code: 48 8b 0d 11 fa 2a 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 a5 00 00 008\n[ 318.691357] RSP: 002b:00007ffd374406c8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5\n[ 318.691632] RAX: ffffffffffffffda RBX: 0000564d0b051080 RCX: 00007fd9e133c48a\n[ 318.691920] RDX: 0000564d0b051280 RSI: 0000564d0b051300 RDI: 0000564d0b0596a0\n[ 318.692123] RBP: 0000000000000000 R08: 0000564d0b0512a0 R09: 0000000000000020\n[ 318.692349] R10: 00000000c0ed0000 R11: 0000000000000202 R12: 0000564d0b0596a0\n[ 318.692673] R13: 0000564d0b051280 R14: 0000000000000000 R15: 00000000ffffffff\n[ 318.693007] </TASK>\n[ 318.693271] Modules linked in:\n[ 318.693614] CR2: 0000000000000158\n[ 318.694446] ---[ end trace 0000000000000000 ]---\n[ 318.694779] RIP: 0010:ni_find_attr+0x2d/0x1c0\n[ 318.694952] Code: 89 ca 4d 89 c7 41 56 41 55 41 54 41 89 cc 55 48 89 fd 53 48 89 d3 48 83 ec 20 65 48 8b 04 25 28 00 00 00 48 89 44 24 180\n[ 318.696042] RSP: 0018:ffffa6c8c0297bd8 EFLAGS: 00000246\n[ 318.696531] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000080\n[ 318.698114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000\n[ 318.699286] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\n[ 318.699795] R10: 0000000000000000 R11: 0000000000000005 R12: 0000000000000080\n[ 318.700236] R13: ffff8d5582e68400 R14: 0000000000000100 R15: 0000000000000000\n[ 318.700973] FS: 00007fd9e1c81e40(0000) GS:ffff8d55fdc00000(0000) knlGS:0000000000000000\n[\n---truncated---"
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"fs/ntfs3/super.c"
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],
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"versions": [
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{
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"version": "82cae269cfa953032fbb8980a7d554d60fb00b17",
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"lessThan": "af7a195deae349f15baa765d000a5188920d61dd",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "82cae269cfa953032fbb8980a7d554d60fb00b17",
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"lessThan": "8702e0dc987014f6d77740b693340f91344fd0ae",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "82cae269cfa953032fbb8980a7d554d60fb00b17",
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"lessThan": "db91a9c59162a9c56792ded88160442c0a2dabd5",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "82cae269cfa953032fbb8980a7d554d60fb00b17",
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"lessThan": "0b66046266690454dc04e6307bcff4a5605b42a1",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"fs/ntfs3/super.c"
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],
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"versions": [
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{
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"version": "5.15",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.15",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.87",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.0.17",
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"lessThanOrEqual": "6.0.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.3",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.2",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.15",
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"versionEndExcluding": "5.15.87"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.15",
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"versionEndExcluding": "6.0.17"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.15",
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"versionEndExcluding": "6.1.3"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.15",
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"versionEndExcluding": "6.2"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/af7a195deae349f15baa765d000a5188920d61dd"
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},
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{
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"url": "https://git.kernel.org/stable/c/8702e0dc987014f6d77740b693340f91344fd0ae"
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},
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{
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"url": "https://git.kernel.org/stable/c/db91a9c59162a9c56792ded88160442c0a2dabd5"
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},
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{
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"url": "https://git.kernel.org/stable/c/0b66046266690454dc04e6307bcff4a5605b42a1"
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}
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],
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"title": "fs/ntfs3: Validate BOOT record_size",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |