CVE-2026-58374: hostapd through 2.11 (inclusive), 0 to before 2.12

Affected technology

hostapd · through 2.11 (inclusive)
w1.fi

hostapd · 0 to before 2.12
w1.fi

Description’s affected range: before 2.12, a missing bounds check in AP-mode Wi-Fi 7 (IEEE 802.11be) Multi-Link Operation (MLO) association request processing

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Adjacent network · No privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Adjacent network · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as none; availability impact as high. NVD’s CVSS 3.1 assessment (base score 7.1/10) rates confidentiality impact as none; integrity impact as low; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.