SEPTEMBER 20, 2026
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Case File

CVE-2026-74693

UNKNOWN · CVSS N/A EPSS 0.18%

Source: NVD + CISA KEV + EPSS · Published 2026-08-22 · Last synced 2026-09-20

CyberRota Analysis

AI-Generated

A vulnerability in the Linux kernel affects the Prestera network driver, where the firmware header length is not properly validated before parsing, potentially allowing the processing of maliciously crafted firmware images. This oversight could lead to unauthorized access or execution of arbitrary code, posing a significant risk to systems utilizing affected versions of the Linux kernel. Organizations relying on Linux for network operations, particularly those using Prestera hardware, should prioritize patching this vulnerability to mitigate potential exploitation.

CVE
CVE-2026-74693
Severity
UNKNOWN
CVSS
N/A
EPSS
0.18%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length prestera_fw_hdr_parse() reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct prestera_fw_header before decoding the magic and version fields.