CVE-2021-47422

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47422
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: fix file release memory leak When using single_open() for opening, single_release() should be called, otherwise the 'op' allocated in single_open() will be leaked.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5 Patch
https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912 Patch
https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d Patch
https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5 Patch
https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912 Patch
https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc4:*:*:*:*:*:*
History

30 Dec 2024, 19:36

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5 - () https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5 - Patch
References () https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912 - () https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912 - Patch
References () https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d - () https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
First Time Linux
Linux linux Kernel
CWE CWE-401
CPE cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*

21 Nov 2024, 06:36

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/nouveau/kms/nv50-: corrige la pérdida de memoria de liberación de archivos. Cuando se usa single_open() para abrir, se debe llamar a single_release(); de lo contrario, se debe llamar a la 'op' asignada en single_open( ) se filtrará.
References () https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5 - () https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5 -
References () https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912 - () https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912 -
References () https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d - () https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d -

21 May 2024, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-21 15:15

Updated : 2024-12-30 19:36

NVD link : CVE-2021-47422

Mitre link : CVE-2021-47422

CVE.ORG link : CVE-2021-47422

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-401

Missing Release of Memory after Effective Lifetime