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wifi: iwlwifi: mvm: validate sta_id in BA window status notif

Type: advisorySource: OSV1 source record

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: validate sta_id in BA window status notif BA_WINDOW_STATUS_NOTIFICATION_ID extracts a 5-bit sta_id from the firmware notification and uses it to index fw_id_to_mac_id[] without bounds checking. Validate sta_id before array access to prevent out-of-bounds indexing.

Announced Source revision 1
Original source ↗

CVE-2026-93799

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:CVE-2026-93799

Kernel

Source reference: /affected/1/package/name

Affected versions
Not stated in this record
Fixed versions
6.6.158

Source reference: /affected/1/ranges

6.12.111

Source reference: /affected/1/ranges

6.18.53

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
        "type": "GIT",
        "events": [
          {
            "introduced": "3af512d6aac7eb6420086f124abb4426f5f4b369"
          },
          {
            "fixed": "f9938eb95e2ddab4a58d3946a320abcbd60b56a4"
          },
          {
            "fixed": "bb08fbbbd5568d33069485ecb0a1657f115a4e9f"
          },
          {
            "fixed": "e35ae757c6462bfd3437bf58121bb721fe1f790c"
          },
          {
            "fixed": "6aa77efaea9efea92e3090c35ad348fd759a3cf3"
          }
        ]
      }
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-93799.json"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "4.6.0"
          },
          {
            "fixed": "6.6.158"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "6.7.0"
          },
          {
            "fixed": "6.12.111"
          }
        ]
      },
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "6.13.0"
          },
          {
            "fixed": "6.18.53"
          }
        ]
      }
    ],
    "package": {
      "name": "Kernel",
      "ecosystem": "Linux"
    },
    "database_specific": {
      "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-93799.json"
    }
  }
]
Related CVEs
CVE-2026-93799

Source reference: /id

Publisher severity

high

Source reference: /severity/0/score

Linked CVE context

These ratings describe the referenced vulnerabilities and products. They are not a severity rating for every application using this dependency.

CVE-2026-93799 · High

Linux, Linux

Event
#83536 · Revision 1
Added to Heist Feed
Publisher date
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