CVE-2024-46672

MEDIUM EPSS 11.0%
Published Sep 11, 20241y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 11, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cfg80211: Handle SSID based pmksa deletion wpa_supplicant 2.11 sends since 1efdba5fdc2c ("Handle PMKSA flush in the driver for SAE/OWE offload cases") SSID based PMKSA del commands. brcmfmac is not prepared and tries to dereference the NULL bssid and pmkid pointers in cfg80211_pmksa. PMKID_V3 operations support SSID based updates so copy the SSID.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
11.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel*≥6.4  –  <6.6.48
linuxlinux_kernel*≥6.7  –  <6.10.7
linuxlinux_kernel6.11any
linuxlinux_kernel6.11any
linuxlinux_kernel6.11any

References 3

  • git.kernel.org https://git.kernel.org/stable/c/1f566eb912d192c83475a919331aea59619e1197
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2ad4e1ada8eebafa2d75a4b75eeeca882de6ada1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4291f94f8c6b01505132c22ee27b59ed27c3584f
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1f566eb912d192c83475a919331aea59619e1197
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2ad4e1ada8eebafa2d75a4b75eeeca882de6ada1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4291f94f8c6b01505132c22ee27b59ed27c3584f
    Patch