CVE-2026-36355

HIGH EPSS 47.8%

Published May 5, 20261mo ago · Modified Jun 17, 20262w ago

7.7 CVSS 3.1

High

Published May 5, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

Description

The rtl8192cd Wi-Fi kernel driver in the Realtek rtl819x Jungle SDK (all known versions through v3.4.14B) does not perform any access control checks on the write_mem (ioctl 0x89F5) and read_mem (ioctl 0x89F6) debug handlers, which are compiled into production builds via the unconditionally defined _IOCTL_DEBUG_CMD_ macro in 8192cd_cfg.h

CVSS Details

Base Score

7.7

Exploitability

2.5

Impact

5.2

Vector string

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

Attack Vector Local

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

47.8% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 3

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor Information Exposure

CWE-782

CWE-787 Out-of-bounds Write Memory Safety

References 2

realtek.com http://realtek.com
github.com https://github.com/totekuh/CVE-2026-36355

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.