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CVE Vulnerability Details :
CVE-2021-47432
PUBLISHED
More InfoOfficial Page
Assigner-Linux
Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67
View Known Exploited Vulnerability (KEV) details
Published At-21 May, 2024 | 15:30
Updated At-18 Dec, 2025 | 11:37
Rejected At-
▼CVE Numbering Authority (CNA)
lib/generic-radix-tree.c: Don't overflow in peek()

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.

Affected Products
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • include/linux/generic-radix-tree.h
  • lib/generic-radix-tree.c
Default Status
unaffected
Versions
Affected
  • From ba20ba2e3743bac786dff777954c11930256075e before 784d01f9bbc282abb0c5ade5beb98a87f50343ac (git)
  • From ba20ba2e3743bac786dff777954c11930256075e before ec298b958cb0c40d70c68079da933c8f31c5134c (git)
  • From ba20ba2e3743bac786dff777954c11930256075e before aa7f1827953100cdde0795289a80c6c077bfe437 (git)
  • From ba20ba2e3743bac786dff777954c11930256075e before 9492261ff2460252cf2d8de89cdf854c7e2b28a0 (git)
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • include/linux/generic-radix-tree.h
  • lib/generic-radix-tree.c
Default Status
affected
Versions
Affected
  • 5.1
Unaffected
  • From 0 before 5.1 (semver)
  • From 6.1.64 through 6.1.* (semver)
  • From 6.5.13 through 6.5.* (semver)
  • From 6.6.3 through 6.6.* (semver)
  • From 6.7 through * (original_commit_for_fix)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac
N/A
https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c
N/A
https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437
N/A
https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0
N/A
Hyperlink: https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0
Resource: N/A
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Problem Types
TypeCWE IDDescription
CWECWE-noinfoCWE-noinfo Not enough information
Type: CWE
CWE ID: CWE-noinfo
Description: CWE-noinfo Not enough information
Metrics
VersionBase scoreBase severityVector
3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac
x_transferred
https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c
x_transferred
https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437
x_transferred
https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0
x_transferred
Hyperlink: https://git.kernel.org/stable/c/784d01f9bbc282abb0c5ade5beb98a87f50343ac
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/ec298b958cb0c40d70c68079da933c8f31c5134c
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/aa7f1827953100cdde0795289a80c6c077bfe437
Resource:
x_transferred
Hyperlink: https://git.kernel.org/stable/c/9492261ff2460252cf2d8de89cdf854c7e2b28a0
Resource:
x_transferred
Details not found