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CVE-2021-46965

kernel: mtd: physmap: physmap-bt1-rom: Fix unintentional stack access

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Severity

Low

Red Hat Product Security

4.4

CVSS 3.1

Review impact separately from score.

Published · February 27, 2024

Updated · November 21, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

mtd: physmap: physmap-bt1-rom: Fix unintentional stack access

Cast &data to (char *) in order to avoid unintentionally accessing the stack.

Notice that data is of type u32, so any increment to &data will be in the order of 4-byte chunks, and this piece of code is actually intended to be a byte offset.

Addresses-Coverity-ID: 1497765 ("Out-of-bounds access")

Statement

No Red Hat Products are affected by this vulnerability.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

CWE-125 · Out-of-bounds Read