CVE-2021-47039

HIGH

Linux Kernel < 5.11.21 - Out-of-Bounds Read

Title source: rule
STIX 2.1

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.

Scores

CVSS v3 7.1
EPSS 0.0002
EPSS Percentile 6.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-125
Status published
Products (1)
linux/linux_kernel 5.11 - 5.11.21
Published Feb 28, 2024
Tracked Since Feb 18, 2026