CVE-2021-47148

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47148
In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix a buffer overflow in otx2_set_rxfh_context() This function is called from ethtool_set_rxfh() and "*rss_context" comes from the user. Add some bounds checking to prevent memory corruption.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/389146bc6d2bbb20714d06624b74856320ce40f7 Patch
https://git.kernel.org/stable/c/e5cc361e21648b75f935f9571d4003aaee480214 Patch
https://git.kernel.org/stable/c/389146bc6d2bbb20714d06624b74856320ce40f7 Patch
https://git.kernel.org/stable/c/e5cc361e21648b75f935f9571d4003aaee480214 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
History

12 Dec 2024, 14:35

Type Values Removed Values Added
First Time Linux linux Kernel
Linux
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.8
References () https://git.kernel.org/stable/c/389146bc6d2bbb20714d06624b74856320ce40f7 - () https://git.kernel.org/stable/c/389146bc6d2bbb20714d06624b74856320ce40f7 - Patch
References () https://git.kernel.org/stable/c/e5cc361e21648b75f935f9571d4003aaee480214 - () https://git.kernel.org/stable/c/e5cc361e21648b75f935f9571d4003aaee480214 - Patch
CPE cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
CWE CWE-787

21 Nov 2024, 06:35

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/389146bc6d2bbb20714d06624b74856320ce40f7 - () https://git.kernel.org/stable/c/389146bc6d2bbb20714d06624b74856320ce40f7 -
References () https://git.kernel.org/stable/c/e5cc361e21648b75f935f9571d4003aaee480214 - () https://git.kernel.org/stable/c/e5cc361e21648b75f935f9571d4003aaee480214 -

25 Mar 2024, 13:47

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: octeontx2-pf: corrige un desbordamiento del búfer en otx2_set_rxfh_context() Esta función se llama desde ethtool_set_rxfh() y "*rss_context" proviene del usuario. Agregue algunas comprobaciones de los límites para evitar daños en la memoria.

25 Mar 2024, 09:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-03-25 09:15

Updated : 2024-12-12 14:35

NVD link : CVE-2021-47148

Mitre link : CVE-2021-47148

CVE.ORG link : CVE-2021-47148

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-787

Out-of-bounds Write