CVE-2021-47432

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-47432
In the Linux kernel, the following vulnerability has been resolved: lib/generic-radix-tree.c: Don't overflow in peek() When we started spreading new inode numbers throughout most of the 64 bit inode space, that triggered some corner case bugs, in particular some integer overflows related to the radix tree code. Oops.

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/784d01f9bbc282abb0c5ade5beb98a87f50343ac Patch
https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0 Patch
https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 Patch
https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c Patch
https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac Patch
https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0 Patch
https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 Patch
https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c 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:*:*:*:*:*:*:*:*
History

02 Apr 2025, 14:51

Type Values Removed Values Added
First Time Linux linux Kernel
Linux
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
CWE CWE-190
References () https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac - () https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac - Patch
References () https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0 - () https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0 - Patch
References () https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 - () https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 - Patch
References () https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c - () https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c - Patch

21 Nov 2024, 06:36

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac - () https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac -
References () https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0 - () https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0 -
References () https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 - () https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437 -
References () https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c - () https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c -

31 Oct 2024, 16:35

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
Summary
  • (es) En el kernel de Linux, se resolvió la siguiente vulnerabilidad: lib/generic-radix-tree.c: No se desborda en peek() Cuando comenzamos a distribuir nuevos números de inodos en la mayor parte del espacio de inodos de 64 bits, eso activó algunas esquinas. errores de casos, en particular algunos desbordamientos de enteros relacionados con el código del árbol de base. Ups.

21 May 2024, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-05-21 16:15

Updated : 2025-04-02 14:51

NVD link : CVE-2021-47432

Mitre link : CVE-2021-47432

CVE.ORG link : CVE-2021-47432

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-190

Integer Overflow or Wraparound