4

CVE-2021-47096

ALSA: rawmidi - fix the uninitalized user_pversion

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

ALSA: rawmidi - fix the uninitalized user_pversion

The user_pversion was uninitialized for the user space file structure
in the open function, because the file private structure use
kmalloc for the allocation.

The kernel ALSA sequencer code clears the file structure, so no additional
fixes are required.

BugLink: https://github.com/alsa-project/alsa-lib/issues/178
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.15 < 5.15.12
Linux ≫ Linux Kernel Version 5.16 Update rc1
Linux ≫ Linux Kernel Version 5.16 Update rc2
Linux ≫ Linux Kernel Version 5.16 Update rc3
Linux ≫ Linux Kernel Version 5.16 Update rc4
Linux ≫ Linux Kernel Version 5.16 Update rc5
Linux ≫ Linux Kernel Version 5.16 Update rc6
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.21% 0.114
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 4 2.5 1.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-908 Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

https://git.kernel.org/stable/c/39a8fc4971a00d22536aeb7d446ee4a97810611b
Patch
https://git.kernel.org/stable/c/b398fcbe4de1e1100867fdb6f447c6fbc8fe7085
Patch