289 lines
15 KiB
JSON
289 lines
15 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-2023-53427",
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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": "2025-09-17T14:54:09.743Z",
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"datePublished": "2025-09-18T16:04:08.917Z",
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"dateUpdated": "2026-05-11T19:44:46.222Z"
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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": "2026-05-11T19:44:46.222Z"
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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\ncifs: Fix warning and UAF when destroy the MR list\n\nIf the MR allocate failed, the MR recovery work not initialized\nand list not cleared. Then will be warning and UAF when release\nthe MR:\n\n WARNING: CPU: 4 PID: 824 at kernel/workqueue.c:3066 __flush_work.isra.0+0xf7/0x110\n CPU: 4 PID: 824 Comm: mount.cifs Not tainted 6.1.0-rc5+ #82\n RIP: 0010:__flush_work.isra.0+0xf7/0x110\n Call Trace:\n <TASK>\n __cancel_work_timer+0x2ba/0x2e0\n smbd_destroy+0x4e1/0x990\n _smbd_get_connection+0x1cbd/0x2110\n smbd_get_connection+0x21/0x40\n cifs_get_tcp_session+0x8ef/0xda0\n mount_get_conns+0x60/0x750\n cifs_mount+0x103/0xd00\n cifs_smb3_do_mount+0x1dd/0xcb0\n smb3_get_tree+0x1d5/0x300\n vfs_get_tree+0x41/0xf0\n path_mount+0x9b3/0xdd0\n __x64_sys_mount+0x190/0x1d0\n do_syscall_64+0x35/0x80\n entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\n BUG: KASAN: use-after-free in smbd_destroy+0x4fc/0x990\n Read of size 8 at addr ffff88810b156a08 by task mount.cifs/824\n CPU: 4 PID: 824 Comm: mount.cifs Tainted: G W 6.1.0-rc5+ #82\n Call Trace:\n dump_stack_lvl+0x34/0x44\n print_report+0x171/0x472\n kasan_report+0xad/0x130\n smbd_destroy+0x4fc/0x990\n _smbd_get_connection+0x1cbd/0x2110\n smbd_get_connection+0x21/0x40\n cifs_get_tcp_session+0x8ef/0xda0\n mount_get_conns+0x60/0x750\n cifs_mount+0x103/0xd00\n cifs_smb3_do_mount+0x1dd/0xcb0\n smb3_get_tree+0x1d5/0x300\n vfs_get_tree+0x41/0xf0\n path_mount+0x9b3/0xdd0\n __x64_sys_mount+0x190/0x1d0\n do_syscall_64+0x35/0x80\n entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\n Allocated by task 824:\n kasan_save_stack+0x1e/0x40\n kasan_set_track+0x21/0x30\n __kasan_kmalloc+0x7a/0x90\n _smbd_get_connection+0x1b6f/0x2110\n smbd_get_connection+0x21/0x40\n cifs_get_tcp_session+0x8ef/0xda0\n mount_get_conns+0x60/0x750\n cifs_mount+0x103/0xd00\n cifs_smb3_do_mount+0x1dd/0xcb0\n smb3_get_tree+0x1d5/0x300\n vfs_get_tree+0x41/0xf0\n path_mount+0x9b3/0xdd0\n __x64_sys_mount+0x190/0x1d0\n do_syscall_64+0x35/0x80\n entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\n Freed by task 824:\n kasan_save_stack+0x1e/0x40\n kasan_set_track+0x21/0x30\n kasan_save_free_info+0x2a/0x40\n ____kasan_slab_free+0x143/0x1b0\n __kmem_cache_free+0xc8/0x330\n _smbd_get_connection+0x1c6a/0x2110\n smbd_get_connection+0x21/0x40\n cifs_get_tcp_session+0x8ef/0xda0\n mount_get_conns+0x60/0x750\n cifs_mount+0x103/0xd00\n cifs_smb3_do_mount+0x1dd/0xcb0\n smb3_get_tree+0x1d5/0x300\n vfs_get_tree+0x41/0xf0\n path_mount+0x9b3/0xdd0\n __x64_sys_mount+0x190/0x1d0\n do_syscall_64+0x35/0x80\n entry_SYSCALL_64_after_hwframe+0x46/0xb0\n\nLet's initialize the MR recovery work before MR allocate to prevent\nthe warning, remove the MRs from the list to prevent the UAF."
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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/cifs/smbdirect.c"
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],
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"versions": [
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{
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"version": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "275a3d2b9408fc4895e342f772cab9a89960546e",
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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": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "3524d6da0fe88aee79f06be6572955d16ad76b39",
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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": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "cfd85a0922c4696d768965e686ad805a58d9d834",
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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": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "7cbd5bdb5bd4404a5da4309521134b42c65846c0",
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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": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "41832c62a75dad530dc5a2856c92ae5459d497e5",
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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": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "2d0c4f5f618f58eba03385363717703bee873c64",
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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": "c7398583340a6d82b8bb7f7f21edcde27dc6a898",
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"lessThan": "3e161c2791f8e661eed24a2c624087084d910215",
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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/cifs/smbdirect.c"
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],
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"versions": [
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{
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"version": "4.16",
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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": "4.16",
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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": "4.19.276",
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"lessThanOrEqual": "4.19.*",
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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": "5.4.235",
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"lessThanOrEqual": "5.4.*",
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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": "5.10.173",
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"lessThanOrEqual": "5.10.*",
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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": "5.15.99",
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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": "6.1.16",
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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": "6.2.3",
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"lessThanOrEqual": "6.2.*",
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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": "6.3",
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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": "4.16",
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"versionEndExcluding": "4.19.276"
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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": "4.16",
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"versionEndExcluding": "5.4.235"
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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": "4.16",
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"versionEndExcluding": "5.10.173"
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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": "4.16",
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"versionEndExcluding": "5.15.99"
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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": "4.16",
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"versionEndExcluding": "6.1.16"
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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": "4.16",
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"versionEndExcluding": "6.2.3"
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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": "4.16",
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"versionEndExcluding": "6.3"
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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/275a3d2b9408fc4895e342f772cab9a89960546e"
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},
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{
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"url": "https://git.kernel.org/stable/c/3524d6da0fe88aee79f06be6572955d16ad76b39"
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},
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{
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"url": "https://git.kernel.org/stable/c/cfd85a0922c4696d768965e686ad805a58d9d834"
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},
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{
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"url": "https://git.kernel.org/stable/c/7cbd5bdb5bd4404a5da4309521134b42c65846c0"
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},
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{
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"url": "https://git.kernel.org/stable/c/41832c62a75dad530dc5a2856c92ae5459d497e5"
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},
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{
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"url": "https://git.kernel.org/stable/c/2d0c4f5f618f58eba03385363717703bee873c64"
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},
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{
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"url": "https://git.kernel.org/stable/c/3e161c2791f8e661eed24a2c624087084d910215"
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}
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],
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"title": "cifs: Fix warning and UAF when destroy the MR list",
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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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"adp": [
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{
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.8,
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"attackVector": "LOCAL",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "HIGH"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2023-53427",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-01-14T19:13:56.399666Z"
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}
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-416",
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"description": "CWE-416 Use After Free"
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}
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]
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-01-14T19:23:08.894Z"
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}
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}
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]
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}
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} |