CVE-2022-50701 wifi: mt76: mt7921s: fix slab-out-of-bounds access in sdio host

🗓️ 24 Dec 2025 10:55:17Reported by LinuxType

CVE-2022-50701: fix slab-out-of-bounds in wifi mt7921s SDIO host by enlarging skb tailroom.

Reporter	Title	Published	Views	Family All 291
AstraLinux	Astra Linux - уязвимость в linux-5.10	20 May 202605:53	–	astralinux
Circl	CVE-2022-50701	24 Dec 202512:22	–	circl
CNNVD	Linux kernel 安全漏洞	24 Dec 202500:00	–	cnnvd
CVE	CVE-2022-50701	24 Dec 202510:55	–	cve
Debian CVE	CVE-2022-50701	24 Dec 202510:55	–	debiancve
EUVD	EUVD-2025-205176	24 Dec 202512:30	–	euvd
NVD	CVE-2022-50701	24 Dec 202511:15	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0317-1)	2 Feb 202600:00	–	openvas
OSV	CVE-2022-50701 wifi: mt76: mt7921s: fix slab-out-of-bounds access in sdio host	24 Dec 202510:55	–	osv
OSV	DEBIAN-CVE-2022-50701	24 Dec 202511:15	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/mediatek/mt76/sdio_txrx.c"
    ],
    "versions": [
      {
        "version": "764dee47e2c1ed828c8a51cbf58f89b5e3ded11b",
        "lessThan": "8b5174a7f25d03df0ffa171ff86de383a89e8e89",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "764dee47e2c1ed828c8a51cbf58f89b5e3ded11b",
        "lessThan": "0b358e36433d2c46a65488a146bf8b4623fc5bbb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "764dee47e2c1ed828c8a51cbf58f89b5e3ded11b",
        "lessThan": "aec4cf2ea0797e28f18f8dbe01943a56d987fe56",
        "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/mediatek/mt76/sdio_txrx.c"
    ],
    "versions": [
      {
        "version": "5.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.16",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2.3",
        "lessThanOrEqual": "6.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/aec4cf2ea0797e28f18f8dbe01943a56d987fe56
git	www.git.kernel.org/stable/c/8b5174a7f25d03df0ffa171ff86de383a89e8e89
git	www.git.kernel.org/stable/c/0b358e36433d2c46a65488a146bf8b4623fc5bbb

11 May 2026 19:23Current

EPSS0.00017