-

CVE-2022-50473

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

cpufreq: Init completion before kobject_init_and_add()

In cpufreq_policy_alloc(), it will call uninitialed completion in
cpufreq_sysfs_release() when kobject_init_and_add() fails. And
that will cause a crash such as the following page fault in complete:

BUG: unable to handle page fault for address: fffffffffffffff8
[..]
RIP: 0010:complete+0x98/0x1f0
[..]
Call Trace:
 kobject_put+0x1be/0x4c0
 cpufreq_online.cold+0xee/0x1fd
 cpufreq_add_dev+0x183/0x1e0
 subsys_interface_register+0x3f5/0x4e0
 cpufreq_register_driver+0x3b7/0x670
 acpi_cpufreq_init+0x56c/0x1000 [acpi_cpufreq]
 do_one_initcall+0x13d/0x780
 do_init_module+0x1c3/0x630
 load_module+0x6e67/0x73b0
 __do_sys_finit_module+0x181/0x240
 do_syscall_64+0x35/0x80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Verknüpft mit AI von unstrukturierten Daten zu bestehenden CPE der NVD
Diese Information steht angemeldeten Benutzern zur Verfügung.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version < 3cdd91a9163248935720927531066b74f57aa43b
Version 4ebe36c94aed95de71a8ce6a6762226d31c938ee
Status affected
Version < e379b88a8f8cffc99b318e028705ed9e3da0e1e0
Version 4ebe36c94aed95de71a8ce6a6762226d31c938ee
Status affected
Version < 8fb4c98f20dfca1237de2e3dfdbe78d156784fd3
Version 4ebe36c94aed95de71a8ce6a6762226d31c938ee
Status affected
Version < d88540acfc7a17079021d866de914112c396edb1
Version 4ebe36c94aed95de71a8ce6a6762226d31c938ee
Status affected
Version < e7c0c943ed675b66d4bbb16c51c6a3bb58da047e
Version 4ebe36c94aed95de71a8ce6a6762226d31c938ee
Status affected
Version < 5c51054896bcce1d33d39fead2af73fec24f40b6
Version 4ebe36c94aed95de71a8ce6a6762226d31c938ee
Status affected
Version e977b1477a6725868302957e6b5c330220391797
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 5.2
Status affected
Version < 5.2
Version 0
Status unaffected
Version <= 5.4.*
Version 5.4.229
Status unaffected
Version <= 5.10.*
Version 5.10.163
Status unaffected
Version <= 5.15.*
Version 5.15.87
Status unaffected
Version <= 6.0.*
Version 6.0.18
Status unaffected
Version <= 6.1.*
Version 6.1.4
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 0.02% 0.053
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String