{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2022-50507", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50507", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2025-10-04T15:43:55.675Z", "updatedAt": "2026-08-15T12:23:34.113Z", "importedAt": "2026-10-24T01:56:49.724Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "fs/ntfs3: Validate data run offset", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Validate data run offset\n\nThis adds sanity checks for data run offset. We should make sure data\nrun offset is legit before trying to unpack them, otherwise we may\nencounter use-after-free or some unexpected memory access behaviors.\n\n[ 82.940342] BUG: KASAN: use-after-free in run_unpack+0x2e3/0x570\n[ 82.941180] Read of size 1 at addr ffff888008a8487f by task mount/240\n[ 82.941670]\n[ 82.942069] CPU: 0 PID: 240 Comm: mount Not tainted 5.19.0+ #15\n[ 82.942482] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014\n[ 82.943720] Call Trace:\n[ 82.944204] \n[ 82.944471] dump_stack_lvl+0x49/0x63\n[ 82.944908] print_report.cold+0xf5/0x67b\n[ 82.945141] ? __wait_on_bit+0x106/0x120\n[ 82.945750] ? run_unpack+0x2e3/0x570\n[ 82.946626] kasan_report+0xa7/0x120\n[ 82.947046] ? run_unpack+0x2e3/0x570\n[ 82.947280] __asan_load1+0x51/0x60\n[ 82.947483] run_unpack+0x2e3/0x570\n[ 82.947709] ? memcpy+0x4e/0x70\n[ 82.947927] ? run_pack+0x7a0/0x7a0\n[ 82.948158] run_unpack_ex+0xad/0x3f0\n[ 82.948399] ? mi_enum_attr+0x14a/0x200\n[ 82.948717] ? run_unpack+0x570/0x570\n[ 82.949072] ? ni_enum_attr_ex+0x1b2/0x1c0\n[ 82.949332] ? ni_fname_type.part.0+0xd0/0xd0\n[ 82.949611] ? mi_read+0x262/0x2c0\n[ 82.949970] ? ntfs_cmp_names_cpu+0x125/0x180\n[ 82.950249] ntfs_iget5+0x632/0x1870\n[ 82.950621] ? ntfs_get_block_bmap+0x70/0x70\n[ 82.951192] ? evict+0x223/0x280\n[ 82.951525] ? iput.part.0+0x286/0x320\n[ 82.951969] ntfs_fill_super+0x1321/0x1e20\n[ 82.952436] ? put_ntfs+0x1d0/0x1d0\n[ 82.952822] ? vsprintf+0x20/0x20\n[ 82.953188] ? mutex_unlock+0x81/0xd0\n[ 82.953379] ? set_blocksize+0x95/0x150\n[ 82.954001] get_tree_bdev+0x232/0x370\n[ 82.954438] ? put_ntfs+0x1d0/0x1d0\n[ 82.954700] ntfs_fs_get_tree+0x15/0x20\n[ 82.955049] vfs_get_tree+0x4c/0x130\n[ 82.955292] path_mount+0x645/0xfd0\n[ 82.955615] ? putname+0x80/0xa0\n[ 82.955955] ? finish_automount+0x2e0/0x2e0\n[ 82.956310] ? kmem_cache_free+0x110/0x390\n[ 82.956723] ? putname+0x80/0xa0\n[ 82.957023] do_mount+0xd6/0xf0\n[ 82.957411] ? path_mount+0xfd0/0xfd0\n[ 82.957638] ? __kasan_check_write+0x14/0x20\n[ 82.957948] __x64_sys_mount+0xca/0x110\n[ 82.958310] do_syscall_64+0x3b/0x90\n[ 82.958719] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[ 82.959341] RIP: 0033:0x7fd0d1ce948a\n[ 82.960193] 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[ 82.961532] RSP: 002b:00007ffe59ff69a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5\n[ 82.962527] RAX: ffffffffffffffda RBX: 0000564dcc107060 RCX: 00007fd0d1ce948a\n[ 82.963266] RDX: 0000564dcc107260 RSI: 0000564dcc1072e0 RDI: 0000564dcc10fce0\n[ 82.963686] RBP: 0000000000000000 R08: 0000564dcc107280 R09: 0000000000000020\n[ 82.964272] R10: 00000000c0ed0000 R11: 0000000000000202 R12: 0000564dcc10fce0\n[ 82.964785] R13: 0000564dcc107260 R14: 0000000000000000 R15: 00000000ffffffff", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "82cae269cfa953032fbb8980a7d554d60fb00b17", "status": "affected", "versionType": "git", "lessThan": "de5e0955248ff90a2ae91e7f5c108392b52152d0" }, { "version": "82cae269cfa953032fbb8980a7d554d60fb00b17", "status": "affected", "versionType": "git", "lessThan": "e0455361d3068066a91fe18282b751925d7b5ee7" }, { "version": "82cae269cfa953032fbb8980a7d554d60fb00b17", "status": "affected", "versionType": "git", "lessThan": "9173b89c16a603d73c434b695fe2a7a13491300f" }, { "version": "82cae269cfa953032fbb8980a7d554d60fb00b17", "status": "affected", "versionType": "git", "lessThan": "6db620863f8528ed9a9aa5ad323b26554a17881d" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "5.15", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "5.15" }, { "version": "5.15.87", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.0.17", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.0.*" }, { "version": "6.1.3", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.2", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }