CVE-2025-37850 pwm: mediatek: Prevent divide-by-zero in pwm_mediatek_config()

🗓️ 09 May 2025 06:41:57Reported by LinuxType

Fix divide-by-zero in pwm_mediatek_config() for invalid clock rate handling in Linux kernel.

Reporter	Title	Published	Views	Family All 240
AstraLinux	Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12	16 Jun 202511:28	–	astralinux
CNNVD	Linux kernel 安全漏洞	9 May 202500:00	–	cnnvd
CVE	CVE-2025-37850	9 May 202506:41	–	cve
Debian	[SECURITY] [DLA 4178-1] linux security update	25 May 202513:24	–	debian
Debian	[SECURITY] [DLA 4193-1] linux-6.1 security update	29 May 202523:01	–	debian
Debian CVE	CVE-2025-37850	9 May 202506:41	–	debiancve
Tenable Nessus	Debian dla-4178 : ata-modules-5.10.0-34-armmp-di - security update	26 May 202500:00	–	nessus
Tenable Nessus	Debian dla-4193 : linux-config-6.1 - security update	29 May 202500:00	–	nessus
Tenable Nessus	Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2025-20470)	16 Jul 202500:00	–	nessus
Tenable Nessus	Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2025-20471)	16 Jul 202500:00	–	nessus

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/pwm/pwm-mediatek.c"
    ],
    "versions": [
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "8b9f60725d74b72c238e4437c957d0217746b506",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "e1206d8e1651c9f62e5640b69b14d925b1a0a00a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "e3cf0c38d3ce754ad63005102fcfeb0b7ff3290b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "f3e9cf266c2c103cf071e15d7a17e2c699fff3c5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "8ddbec73ea2598d8414e8f7103241b55cf877010",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "4cb15042b5f3ec0474e91cf379120cc597625dbb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "c343856ff2689ce0afef823592732fc178ef4aac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "77fb96dbe350e8a5ae4965ff9f6e7049f3966a6b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "caf065f8fd583b43a3f95d84c8a0a0d07597963b",
        "lessThan": "7ca59947b5fcf94e7ea4029d1bd0f7c41500a161",
        "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/pwm/pwm-mediatek.c"
    ],
    "versions": [
      {
        "version": "4.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.293",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.237",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.181",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.135",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.88",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.24",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.13.12",
        "lessThanOrEqual": "6.13.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.14.3",
        "lessThanOrEqual": "6.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.15",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/77fb96dbe350e8a5ae4965ff9f6e7049f3966a6b
git	www.git.kernel.org/stable/c/c343856ff2689ce0afef823592732fc178ef4aac
git	www.git.kernel.org/stable/c/8b9f60725d74b72c238e4437c957d0217746b506
git	www.git.kernel.org/stable/c/f3e9cf266c2c103cf071e15d7a17e2c699fff3c5
git	www.git.kernel.org/stable/c/7ca59947b5fcf94e7ea4029d1bd0f7c41500a161
git	www.git.kernel.org/stable/c/4cb15042b5f3ec0474e91cf379120cc597625dbb
git	www.git.kernel.org/stable/c/8ddbec73ea2598d8414e8f7103241b55cf877010
git	www.git.kernel.org/stable/c/e1206d8e1651c9f62e5640b69b14d925b1a0a00a
git	www.git.kernel.org/stable/c/e3cf0c38d3ce754ad63005102fcfeb0b7ff3290b

11 May 2026 21:16Current

EPSS0.00232

cve-2025-37850 mediatek pwm divide-by-zero security vulnerability linux kernel fix