FKIE_CVE-2023-53486
Vulnerability from fkie_nvd - Published: 2025-10-01 12:15 - Updated: 2026-08-04 10:19
Severity
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
7.1 (High) - CVSS:3.1/
Summary
In the Linux kernel, the following vulnerability has been resolved:
fs/ntfs3: Enhance the attribute size check
This combines the overflow and boundary check so that all attribute size
will be properly examined while enumerating them.
[ 169.181521] BUG: KASAN: slab-out-of-bounds in run_unpack+0x2e3/0x570
[ 169.183161] Read of size 1 at addr ffff8880094b6240 by task mount/247
[ 169.184046]
[ 169.184925] CPU: 0 PID: 247 Comm: mount Not tainted 6.0.0-rc7+ #3
[ 169.185908] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[ 169.187066] Call Trace:
[ 169.187492] <TASK>
[ 169.188049] dump_stack_lvl+0x49/0x63
[ 169.188495] print_report.cold+0xf5/0x689
[ 169.188964] ? run_unpack+0x2e3/0x570
[ 169.189331] kasan_report+0xa7/0x130
[ 169.189714] ? run_unpack+0x2e3/0x570
[ 169.190079] __asan_load1+0x51/0x60
[ 169.190634] run_unpack+0x2e3/0x570
[ 169.191290] ? run_pack+0x840/0x840
[ 169.191569] ? run_lookup_entry+0xb3/0x1f0
[ 169.192443] ? mi_enum_attr+0x20a/0x230
[ 169.192886] run_unpack_ex+0xad/0x3e0
[ 169.193276] ? run_unpack+0x570/0x570
[ 169.193557] ? ni_load_mi+0x80/0x80
[ 169.193889] ? debug_smp_processor_id+0x17/0x20
[ 169.194236] ? mi_init+0x4a/0x70
[ 169.194496] attr_load_runs_vcn+0x166/0x1c0
[ 169.194851] ? attr_data_write_resident+0x250/0x250
[ 169.195188] mi_read+0x133/0x2c0
[ 169.195481] ntfs_iget5+0x277/0x1780
[ 169.196017] ? call_rcu+0x1c7/0x330
[ 169.196392] ? ntfs_get_block_bmap+0x70/0x70
[ 169.196708] ? evict+0x223/0x280
[ 169.197014] ? __kmalloc+0x33/0x540
[ 169.197305] ? wnd_init+0x15b/0x1b0
[ 169.197599] ntfs_fill_super+0x1026/0x1ba0
[ 169.197994] ? put_ntfs+0x1d0/0x1d0
[ 169.198299] ? vsprintf+0x20/0x20
[ 169.198583] ? mutex_unlock+0x81/0xd0
[ 169.198930] ? set_blocksize+0x95/0x150
[ 169.199269] get_tree_bdev+0x232/0x370
[ 169.199750] ? put_ntfs+0x1d0/0x1d0
[ 169.200094] ntfs_fs_get_tree+0x15/0x20
[ 169.200431] vfs_get_tree+0x4c/0x130
[ 169.200714] path_mount+0x654/0xfe0
[ 169.201067] ? putname+0x80/0xa0
[ 169.201358] ? finish_automount+0x2e0/0x2e0
[ 169.201965] ? putname+0x80/0xa0
[ 169.202445] ? kmem_cache_free+0x1c4/0x440
[ 169.203075] ? putname+0x80/0xa0
[ 169.203414] do_mount+0xd6/0xf0
[ 169.203719] ? path_mount+0xfe0/0xfe0
[ 169.203977] ? __kasan_check_write+0x14/0x20
[ 169.204382] __x64_sys_mount+0xca/0x110
[ 169.204711] do_syscall_64+0x3b/0x90
[ 169.205059] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 169.205571] RIP: 0033:0x7f67a80e948a
[ 169.206327] 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
[ 169.208296] RSP: 002b:00007ffddf020f58 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
[ 169.209253] RAX: ffffffffffffffda RBX: 000055e2547a6060 RCX: 00007f67a80e948a
[ 169.209777] RDX: 000055e2547a6260 RSI: 000055e2547a62e0 RDI: 000055e2547aeaf0
[ 169.210342] RBP: 0000000000000000 R08: 000055e2547a6280 R09: 0000000000000020
[ 169.210843] R10: 00000000c0ed0000 R11: 0000000000000202 R12: 000055e2547aeaf0
[ 169.211307] R13: 000055e2547a6260 R14: 0000000000000000 R15: 00000000ffffffff
[ 169.211913] </TASK>
[ 169.212304]
[ 169.212680] Allocated by task 0:
[ 169.212963] (stack is not available)
[ 169.213200]
[ 169.213472] The buggy address belongs to the object at ffff8880094b5e00
[ 169.213472] which belongs to the cache UDP of size 1152
[ 169.214095] The buggy address is located 1088 bytes inside of
[ 169.214095] 1152-byte region [ffff8880094b5e00, ffff8880094b6280)
[ 169.214639]
[ 169.215004] The buggy address belongs to the physical page:
[ 169.215766] page:000000002e324c8c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x94b4
[ 169.218412] head:000000002e324c8c order:2 compound_mapcount:0 compound_pincount:0
[ 169.219078] flags: 0xfffffc0010200(slab|head|node=0|zone=1|lastcpupid=0x1fffff)
[ 169.220272] raw: 000fffffc0010200
---truncated---
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| linux | linux_kernel | * | |
| linux | linux_kernel | * |
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"fs/ntfs3/record.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "1fd5b80c9339503f3eaa4db3051b37ac506beeab",
"status": "affected",
"version": "4534a70b7056fd4b9a1c6db5a4ce3c98546b291e",
"versionType": "git"
},
{
"lessThan": "277439e7cabd9d4c6334b39a4b99d49b4c97265b",
"status": "affected",
"version": "4534a70b7056fd4b9a1c6db5a4ce3c98546b291e",
"versionType": "git"
},
{
"lessThan": "f28d9e02c2c242e8f9af9e13ba263fcc0211be49",
"status": "affected",
"version": "4534a70b7056fd4b9a1c6db5a4ce3c98546b291e",
"versionType": "git"
},
{
"lessThan": "4f082a7531223a438c757bb20e304f4c941c67a8",
"status": "affected",
"version": "4534a70b7056fd4b9a1c6db5a4ce3c98546b291e",
"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"fs/ntfs3/record.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.15"
},
{
"lessThan": "5.15",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.113",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.80",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.3.*",
"status": "unaffected",
"version": "6.3.4",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.4",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "75B3BF61-F56C-4BD7-94AF-50E17A4AA732",
"versionEndExcluding": "5.15.113",
"versionStartIncluding": "5.15",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "BA7850CE-97C9-4408-A348-6173296BCA2B",
"versionEndExcluding": "6.1.80",
"versionStartIncluding": "5.16",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "26C54BF0-3EED-46D4-92A7-5F07F658B49B",
"versionEndExcluding": "6.3.4",
"versionStartIncluding": "6.2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfs/ntfs3: Enhance the attribute size check\n\nThis combines the overflow and boundary check so that all attribute size\nwill be properly examined while enumerating them.\n\n[ 169.181521] BUG: KASAN: slab-out-of-bounds in run_unpack+0x2e3/0x570\n[ 169.183161] Read of size 1 at addr ffff8880094b6240 by task mount/247\n[ 169.184046]\n[ 169.184925] CPU: 0 PID: 247 Comm: mount Not tainted 6.0.0-rc7+ #3\n[ 169.185908] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014\n[ 169.187066] Call Trace:\n[ 169.187492] \u003cTASK\u003e\n[ 169.188049] dump_stack_lvl+0x49/0x63\n[ 169.188495] print_report.cold+0xf5/0x689\n[ 169.188964] ? run_unpack+0x2e3/0x570\n[ 169.189331] kasan_report+0xa7/0x130\n[ 169.189714] ? run_unpack+0x2e3/0x570\n[ 169.190079] __asan_load1+0x51/0x60\n[ 169.190634] run_unpack+0x2e3/0x570\n[ 169.191290] ? run_pack+0x840/0x840\n[ 169.191569] ? run_lookup_entry+0xb3/0x1f0\n[ 169.192443] ? mi_enum_attr+0x20a/0x230\n[ 169.192886] run_unpack_ex+0xad/0x3e0\n[ 169.193276] ? run_unpack+0x570/0x570\n[ 169.193557] ? ni_load_mi+0x80/0x80\n[ 169.193889] ? debug_smp_processor_id+0x17/0x20\n[ 169.194236] ? mi_init+0x4a/0x70\n[ 169.194496] attr_load_runs_vcn+0x166/0x1c0\n[ 169.194851] ? attr_data_write_resident+0x250/0x250\n[ 169.195188] mi_read+0x133/0x2c0\n[ 169.195481] ntfs_iget5+0x277/0x1780\n[ 169.196017] ? call_rcu+0x1c7/0x330\n[ 169.196392] ? ntfs_get_block_bmap+0x70/0x70\n[ 169.196708] ? evict+0x223/0x280\n[ 169.197014] ? __kmalloc+0x33/0x540\n[ 169.197305] ? wnd_init+0x15b/0x1b0\n[ 169.197599] ntfs_fill_super+0x1026/0x1ba0\n[ 169.197994] ? put_ntfs+0x1d0/0x1d0\n[ 169.198299] ? vsprintf+0x20/0x20\n[ 169.198583] ? mutex_unlock+0x81/0xd0\n[ 169.198930] ? set_blocksize+0x95/0x150\n[ 169.199269] get_tree_bdev+0x232/0x370\n[ 169.199750] ? put_ntfs+0x1d0/0x1d0\n[ 169.200094] ntfs_fs_get_tree+0x15/0x20\n[ 169.200431] vfs_get_tree+0x4c/0x130\n[ 169.200714] path_mount+0x654/0xfe0\n[ 169.201067] ? putname+0x80/0xa0\n[ 169.201358] ? finish_automount+0x2e0/0x2e0\n[ 169.201965] ? putname+0x80/0xa0\n[ 169.202445] ? kmem_cache_free+0x1c4/0x440\n[ 169.203075] ? putname+0x80/0xa0\n[ 169.203414] do_mount+0xd6/0xf0\n[ 169.203719] ? path_mount+0xfe0/0xfe0\n[ 169.203977] ? __kasan_check_write+0x14/0x20\n[ 169.204382] __x64_sys_mount+0xca/0x110\n[ 169.204711] do_syscall_64+0x3b/0x90\n[ 169.205059] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[ 169.205571] RIP: 0033:0x7f67a80e948a\n[ 169.206327] 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[ 169.208296] RSP: 002b:00007ffddf020f58 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5\n[ 169.209253] RAX: ffffffffffffffda RBX: 000055e2547a6060 RCX: 00007f67a80e948a\n[ 169.209777] RDX: 000055e2547a6260 RSI: 000055e2547a62e0 RDI: 000055e2547aeaf0\n[ 169.210342] RBP: 0000000000000000 R08: 000055e2547a6280 R09: 0000000000000020\n[ 169.210843] R10: 00000000c0ed0000 R11: 0000000000000202 R12: 000055e2547aeaf0\n[ 169.211307] R13: 000055e2547a6260 R14: 0000000000000000 R15: 00000000ffffffff\n[ 169.211913] \u003c/TASK\u003e\n[ 169.212304]\n[ 169.212680] Allocated by task 0:\n[ 169.212963] (stack is not available)\n[ 169.213200]\n[ 169.213472] The buggy address belongs to the object at ffff8880094b5e00\n[ 169.213472] which belongs to the cache UDP of size 1152\n[ 169.214095] The buggy address is located 1088 bytes inside of\n[ 169.214095] 1152-byte region [ffff8880094b5e00, ffff8880094b6280)\n[ 169.214639]\n[ 169.215004] The buggy address belongs to the physical page:\n[ 169.215766] page:000000002e324c8c refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x94b4\n[ 169.218412] head:000000002e324c8c order:2 compound_mapcount:0 compound_pincount:0\n[ 169.219078] flags: 0xfffffc0010200(slab|head|node=0|zone=1|lastcpupid=0x1fffff)\n[ 169.220272] raw: 000fffffc0010200\n---truncated---"
}
],
"id": "CVE-2023-53486",
"lastModified": "2026-08-04T10:19:08.583",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"type": "Secondary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.2,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2025-10-01T12:15:51.480",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/1fd5b80c9339503f3eaa4db3051b37ac506beeab"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/277439e7cabd9d4c6334b39a4b99d49b4c97265b"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/4f082a7531223a438c757bb20e304f4c941c67a8"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/f28d9e02c2c242e8f9af9e13ba263fcc0211be49"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-125"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Nomenclature
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