PT-2025-41105 · Broadcom+4 · Bnxt+4

Published 2023-03-13 · Updated 2026-03-14 · CVE-2023-53661

Positive Technologies (AI Summary)

CVSS v2.0

6.0

Medium

Base vector

AV:L/AC:H/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The Linux kernel contains a flaw within the bnxt driver, specifically in the bnxt get nvram directory() function. An arithmetic expression’s value is susceptible to overflow because operands are not cast to a larger data type before arithmetic operations. The issue was addressed by utilizing a multiplication macro to prevent overflow.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Integer Overflow

Weakness Enumeration

CWE-120

CWE-190

Related Identifiers

ALSA-2025_16880

BDU:2026-01528

CESA-2024_3138

CVE-2023-53661

RHSA-2024:2394

RHSA-2024:3138

RHSA-2024_2394

RHSA-2024_3138

Affected Products

Centos

Debian

Linux Kernel

Red Hat

Bnxt

References · 25

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53661.json · Exploit
• https://osv.dev/vulnerability/BELL-CVE-2023-53661 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01528 · Security Note
• https://ubuntu.com/security/CVE-2023-53661 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53661 · Security Note
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2023-53661 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53661 · Vendor Advisory
• https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6 · Patch
• https://osv.dev/vulnerability/CVE-2023-53661 · Vendor Advisory
• https://git.kernel.org/stable/c/d5eaf2a6b077f32a477feb1e9e1c1f60605b460e · Patch
• https://git.kernel.org/stable/c/efb1a257513438d43f4335f09b2f684e8167cad2 · Patch
• https://security-tracker.debian.org/tracker/CVE-2023-53661 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53661 · Vendor Advisory
• https://git.kernel.org/stable/c/7c6dddc239abe660598c49ec95ea0ed6399a4b2a · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-53661 · Security Note