CVE-2021-47039

ataflop: potential out of bounds in do_format()

Description

In the Linux kernel, the following vulnerability has been resolved: ataflop: potential out of bounds in do_format() The function uses "type" as an array index: q = unit[drive].disk[type]->queue; Unfortunately the bounds check on "type" isn't done until later in the function. Fix this by moving the bounds check to the start.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.04%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/07f86aa8f4fe077be1b018cc177eb8c6573e5671 patch
https://git.kernel.org/stable/c/2a3a8bbca28b899806844c00d49ed1b7ccb50957 patch
https://git.kernel.org/stable/c/1ffec389a6431782a8a28805830b6fae9bf00af1 patch

Frequently Asked Questions

What is the severity of CVE-2021-47039?
CVE-2021-47039 has been scored as a high severity vulnerability.
How to fix CVE-2021-47039?
To fix CVE-2021-47039, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-47039 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47039 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-47039?
CVE-2021-47039 affects Linux Linux, Linux Linux.
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