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VULNERABILITIES

CVE-2021-47033 Details

Description

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: fix tx skb dma unmap The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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/75bc5f779a7664d1fc19cb915039439c6e58bb94 kernel.orgPatch
https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 kernel.orgPatch
https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 kernel.orgPatch
https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 kernel.orgPatch
https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 CVEPatch

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-401Missing Release of Memory after Effective Lifetime[email protected]

Affected Products

ProductVersions
linux linux kernel
>= 5.10, < 5.10.37
>= 5.11, < 5.11.21
>= 5.12, < 5.12.4

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-2021-47033
NVD Published Date:
Feb 28, 2024
NVD Last Modified:
Jun 17, 2026
Source:
kernel.org
CVE-2021-47033 Details - Not Deferred