CVE-2022-50551

🗓️ 07 Oct 2025 15:21:13Reported by LinuxType

Linux kernel fix for shift-out-of-bounds in brcmfmac fw_alloc_request when chiprev is too large; returns null.

Reporter	Title	Published	Views	Family All 56
AstraLinux	Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15	14 Sep 202612:01	–	astralinux
BDU FSTEC	Broadcom wireless adapter driver Buffer Overflow	6 Feb 202600:00	–	bdu_fstec
Circl	CVE-2022-50551	19 Mar 202600:00	–	circl
CNNVD	Linux Kernel Security Vulnerabilities	7 Oct 202500:00	–	cnnvd
Cvelist	CVE-2022-50551 wifi: brcmfmac: Fix potential shift-out-of-bounds in brcmf_fw_alloc_request()	7 Oct 202515:21	–	cvelist
Debian CVE	CVE-2022-50551	7 Oct 202515:21	–	debiancve
EUVD	EUVD-2025-32813	7 Oct 202515:21	–	euvd
NVD	CVE-2022-50551	7 Oct 202516:15	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2025:4111-1)	19 Nov 202500:00	–	openvas
OpenVAS	SUSE: Security Advisory (SUSE-SU-2025:4320-1)	8 Dec 202500:00	–	openvas

NVD

Vulners

CNA

Node

linux linux_kernelRange4.5–4.9.337

linux linux_kernelRange4.10–4.14.305

linux linux_kernelRange4.15–4.19.270

linux linux_kernelRange4.20–5.4.229

linux linux_kernelRange5.5–5.10.163

linux linux_kernelRange5.11–5.15.86

linux linux_kernelRange5.16–6.0.16

linux linux_kernelRange6.1–6.1.2

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c"
    ],
    "versions": [
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "1db036d13e10809943c2dce553e2fa7fc9c6cd80",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "bc45aa1911bf699b9905f12414e3c1879d6b784f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "4c8fc44c44b97854623c56363c359f711fc0b887",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "9d2f70fa2c7cc6c73a420ff15682454782d3d6f6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "5b06a8a25eba07628313aa3c5496522eff97be53",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "87792567d9ed93fd336d2c3b8d7870f44e141e6d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "0b12d2aa264bac35bff9b5399bb162262b2b8949",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "579c9b9838e8a73f6e93ddece07972c241514dcc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "ffb589963df103caaf062081a32db0b9e1798660",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "46d703a775394e4724509ff55cdda41d228c028c",
        "lessThan": "81d17f6f3331f03c8eafdacea68ab773426c1e3c",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c"
    ],
    "versions": [
      {
        "version": "4.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.337",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.303",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.305",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.270",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.229",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.163",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.86",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.16",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.2",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/1db036d13e10809943c2dce553e2fa7fc9c6cd80
git	www.git.kernel.org/stable/c/ffb589963df103caaf062081a32db0b9e1798660
git	www.git.kernel.org/stable/c/0b12d2aa264bac35bff9b5399bb162262b2b8949
git	www.git.kernel.org/stable/c/87792567d9ed93fd336d2c3b8d7870f44e141e6d
git	www.git.kernel.org/stable/c/5b06a8a25eba07628313aa3c5496522eff97be53
git	www.git.kernel.org/stable/c/9d2f70fa2c7cc6c73a420ff15682454782d3d6f6
git	www.git.kernel.org/stable/c/bc45aa1911bf699b9905f12414e3c1879d6b784f
git	www.git.kernel.org/stable/c/81d17f6f3331f03c8eafdacea68ab773426c1e3c
git	www.git.kernel.org/stable/c/4c8fc44c44b97854623c56363c359f711fc0b887
git	www.git.kernel.org/stable/c/579c9b9838e8a73f6e93ddece07972c241514dcc

17 Jun 2026 05:23Current

5.9Medium risk

Vulners AI Score5.9

CVSS 3.17.1

EPSS0.00223

CWE-125