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CVE-2022-50451

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

fs/ntfs3: Fix memory leak on ntfs_fill_super() error path

syzbot reported kmemleak as below:

BUG: memory leak
unreferenced object 0xffff8880122f1540 (size 32):
  comm "a.out", pid 6664, jiffies 4294939771 (age 25.500s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 ed ff ed ff 00 00 00 00  ................
  backtrace:
    [<ffffffff81b16052>] ntfs_init_fs_context+0x22/0x1c0
    [<ffffffff8164aaa7>] alloc_fs_context+0x217/0x430
    [<ffffffff81626dd4>] path_mount+0x704/0x1080
    [<ffffffff81627e7c>] __x64_sys_mount+0x18c/0x1d0
    [<ffffffff84593e14>] do_syscall_64+0x34/0xb0
    [<ffffffff84600087>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

This patch fixes this issue by freeing mount options on error path of
ntfs_fill_super().
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Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version < 2dd9ccfb06bcdad30ad92d96c3affa38a458679e
Version 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e
Status affected
Version < ff0df7d9cdbb12878155168b5234e99029e5377f
Version 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e
Status affected
Version < 2600c80ea7b39f987c3fa89287e73d62e322bbbd
Version 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e
Status affected
Version < 51e76a232f8c037f1d9e9922edc25b003d5f3414
Version 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.15
Status affected
Version < 5.15
Version 0
Status unaffected
Version <= 5.15.*
Version 5.15.87
Status unaffected
Version <= 6.0.*
Version 6.0.17
Status unaffected
Version <= 6.1.*
Version 6.1.3
Status unaffected
Version <= *
Version 6.2
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% 0.065
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String