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CVE-2023-54153

In the Linux kernel, the following vulnerability has been resolved:

ext4: turn quotas off if mount failed after enabling quotas

Yi found during a review of the patch "ext4: don't BUG on inconsistent
journal feature" that when ext4_mark_recovery_complete() returns an error
value, the error handling path does not turn off the enabled quotas,
which triggers the following kmemleak:

================================================================
unreferenced object 0xffff8cf68678e7c0 (size 64):
comm "mount", pid 746, jiffies 4294871231 (age 11.540s)
hex dump (first 32 bytes):
00 90 ef 82 f6 8c ff ff 00 00 00 00 41 01 00 00  ............A...
c7 00 00 00 bd 00 00 00 0a 00 00 00 48 00 00 00  ............H...
backtrace:
[<00000000c561ef24>] __kmem_cache_alloc_node+0x4d4/0x880
[<00000000d4e621d7>] kmalloc_trace+0x39/0x140
[<00000000837eee74>] v2_read_file_info+0x18a/0x3a0
[<0000000088f6c877>] dquot_load_quota_sb+0x2ed/0x770
[<00000000340a4782>] dquot_load_quota_inode+0xc6/0x1c0
[<0000000089a18bd5>] ext4_enable_quotas+0x17e/0x3a0 [ext4]
[<000000003a0268fa>] __ext4_fill_super+0x3448/0x3910 [ext4]
[<00000000b0f2a8a8>] ext4_fill_super+0x13d/0x340 [ext4]
[<000000004a9489c4>] get_tree_bdev+0x1dc/0x370
[<000000006e723bf1>] ext4_get_tree+0x1d/0x30 [ext4]
[<00000000c7cb663d>] vfs_get_tree+0x31/0x160
[<00000000320e1bed>] do_new_mount+0x1d5/0x480
[<00000000c074654c>] path_mount+0x22e/0xbe0
[<0000000003e97a8e>] do_mount+0x95/0xc0
[<000000002f3d3736>] __x64_sys_mount+0xc4/0x160
[<0000000027d2140c>] do_syscall_64+0x3f/0x90
================================================================

To solve this problem, we add a "failed_mount10" tag, and call
ext4_quota_off_umount() in this tag to release the enabled qoutas.
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Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
Produkt Linux
Default Statusunaffected
Version < c327b83c59ee938792a0300df646efac39c7d6a7
Version 11215630aada28307ba555a43138db6ac54fa825
Status affected
Version < deef86fa3005cbb61ae8aa5729324c09b3f4ba73
Version 11215630aada28307ba555a43138db6ac54fa825
Status affected
Version < 77c3ca1108eb4a26db4f256c42b271a430cebc7d
Version 11215630aada28307ba555a43138db6ac54fa825
Status affected
Version < d13f99632748462c32fc95d729f5e754bab06064
Version 11215630aada28307ba555a43138db6ac54fa825
Status affected
Version 60e2824ab30a19c7aaf5a3932bc155d18b2cd816
Status affected
Version a6d49257cbe53c7bca1a0353a6443f53cbed9cc7
Status affected
Version 2e7312ddaf629eecf4702b662da477a3bc39c31a
Status affected
Version d558851e5ff443b020245b7a1a455c55accf740b
Status affected
HerstellerLinux
Produkt Linux
Default Statusaffected
Version 5.9
Status affected
Version < 5.9
Version 0
Status unaffected
Version <= 5.15.*
Version 5.15.121
Status unaffected
Version <= 6.1.*
Version 6.1.40
Status unaffected
Version <= 6.4.*
Version 6.4.5
Status unaffected
Version <= *
Version 6.5
Status unaffected
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.03% 0.064
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.