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VULNERABILITIES

CVE-2021-46934 Details

Description

In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not be able to trigger warnings, so this patch adds validation checks for user data in compact ioctl to prevent reported warnings

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:3.3 LOWVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://git.kernel.org/stable/c/407c8708fb1bf2d4afc5337ef50635cf540c364b kernel.orgPatch
https://git.kernel.org/stable/c/8d31cbab4c295d7010ebb729e9d02d0e9cece18f kernel.orgPatch
https://git.kernel.org/stable/c/9e4a3f47eff476097e0c7faac04d1831fc70237d kernel.orgPatch
https://git.kernel.org/stable/c/bb436283e25aaf1533ce061605d23a9564447bdf kernel.orgPatch
https://git.kernel.org/stable/c/f68599581067e8a5a8901ba9eb270b4519690e26 kernel.orgPatch

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-754Improper Check for Unusual or Exceptional Conditions[email protected]

Affected Products

ProductVersions
linux linux kernel
>= 4.15.0, < 4.19.224
>= 4.20.0, < 5.4.170
>= 5.5.0, < 5.10.90
>= 5.11.0, < 5.15.13

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-46934
NVD Published Date:
Feb 27, 2024
NVD Last Modified:
Jun 17, 2026
Source:
kernel.org
CVE-2021-46934 Details - Not Deferred