CVE-2023-53541Out-of-bounds Write in Linux

Severity
7.8HIGHNVD
EPSS
0.0%
top 96.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 4

Description

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: brcmnand: Fix potential out-of-bounds access in oob write When the oob buffer length is not in multiple of words, the oob write function does out-of-bounds read on the oob source buffer at the last iteration. Fix that by always checking length limit on the oob buffer read and fill with 0xff when reaching the end of the buffer to the oob registers.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

NVDlinux/linux_kernel4.24.14.326+6
Debianlinux/linux_kernel< 5.10.197-1+3
CVEListV5linux/linux27c5b17cd1b10564fa36f8f51e4b4b41436ecc322bc3d6ac704ea7263175ea3da663fdbbb7f3dd8b+8
debiandebian/linux< linux 6.1.55-1 (bookworm)

Patches

🔴Vulnerability Details

2
OSV
CVE-2023-53541: In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: brcmnand: Fix potential out-of-bounds access in oob write When the o2025-10-04
GHSA
GHSA-mpf4-xprh-pjmh: In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: brcmnand: Fix potential out-of-bounds access in oob write When the2025-10-04

📋Vendor Advisories

2
Red Hat
kernel: mtd: rawnand: brcmnand: Fix potential out-of-bounds access in oob write2025-10-04
Debian
CVE-2023-53541: linux - In the Linux kernel, the following vulnerability has been resolved: mtd: rawnan...2023