U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

CVE-2021-47485 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields Overflowing either addrlimit or bytes_togo can allow userspace to trigger a buffer overflow of kernel memory. Check for overflows in all the places doing math on user controlled buffers.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
https://git.kernel.org/stable/c/0d4395477741608d123dad51def9fe50b7ebe952
https://git.kernel.org/stable/c/0d4395477741608d123dad51def9fe50b7ebe952
https://git.kernel.org/stable/c/0f8cdfff06829a0b0348b6debc29ff6a61967724
https://git.kernel.org/stable/c/0f8cdfff06829a0b0348b6debc29ff6a61967724
https://git.kernel.org/stable/c/3f57c3f67fd93b4da86aeffea1ca32c484d054ad
https://git.kernel.org/stable/c/3f57c3f67fd93b4da86aeffea1ca32c484d054ad
https://git.kernel.org/stable/c/60833707b968d5ae02a75edb7886dcd4a957cf0d
https://git.kernel.org/stable/c/60833707b968d5ae02a75edb7886dcd4a957cf0d
https://git.kernel.org/stable/c/73d2892148aa4397a885b4f4afcfc5b27a325c42
https://git.kernel.org/stable/c/73d2892148aa4397a885b4f4afcfc5b27a325c42
https://git.kernel.org/stable/c/bda41654b6e0c125a624ca35d6d20beb8015b5d0
https://git.kernel.org/stable/c/bda41654b6e0c125a624ca35d6d20beb8015b5d0
https://git.kernel.org/stable/c/c3e17e58f571f34c51aeb17274ed02c2ed5cf780
https://git.kernel.org/stable/c/c3e17e58f571f34c51aeb17274ed02c2ed5cf780
https://git.kernel.org/stable/c/d39bf40e55e666b5905fdbd46a0dced030ce87be
https://git.kernel.org/stable/c/d39bf40e55e666b5905fdbd46a0dced030ce87be

Weakness Enumeration

CWE-ID CWE Name Source

Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-47485
NVD Published Date:
05/22/2024
NVD Last Modified:
11/21/2024
Source:
kernel.org