CVE-2026-46001 hwmon: (pt5161l) Fix bugs in pt5161l_read_block_data()

🗓️ 27 May 2026 12:55:56Reported by LinuxType

Fix two bugs in pt5161l_read_block_data: enlarge buffer to 32 bytes to prevent overflow, and return -EIO when retries end with a positive return.

Reporter	Title	Published	Views	Family All 179
CNNVD	Linux kernel 安全漏洞	27 May 202600:00	–	cnnvd
CVE	CVE-2026-46001	27 May 202612:55	–	cve
Debian CVE	CVE-2026-46001	27 May 202612:55	–	debiancve
EUVD	EUVD-2026-32297	27 May 202612:55	–	euvd
NVD	CVE-2026-46001	27 May 202614:17	–	nvd
OPENSUSE Linux	kernel-devel-7.0.11-1.1 on GA media (moderate)	8 Jun 202600:00	–	opensuse
OSV	BELL-CVE-2026-46001	29 May 202606:10	–	osv
OSV	DEBIAN-CVE-2026-46001	27 May 202614:17	–	osv
OSV	OPENSUSE-SU-2026:10954-1 kernel-devel-7.0.11-1.1 on GA media	4 Jun 202600:00	–	osv
OSV	UBUNTU-CVE-2026-46001	27 May 202614:17	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hwmon/pt5161l.c"
    ],
    "versions": [
      {
        "version": "1b2ca93cd0592b1fcbc6f8b64e02552bc15f4bb4",
        "lessThan": "7eccabff1c9ec15e4b6fe186d5c147b13a9cdb4e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b2ca93cd0592b1fcbc6f8b64e02552bc15f4bb4",
        "lessThan": "95d48e37a1304d6148406c799479c0fb505aefa7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b2ca93cd0592b1fcbc6f8b64e02552bc15f4bb4",
        "lessThan": "a11aa9c5fd9dfe62be7cfec1f2a7546afb77254c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b2ca93cd0592b1fcbc6f8b64e02552bc15f4bb4",
        "lessThan": "24c73e93d6a756e1b8626bb259d2e07c5b89b370",
        "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/hwmon/pt5161l.c"
    ],
    "versions": [
      {
        "version": "6.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/24c73e93d6a756e1b8626bb259d2e07c5b89b370
git	www.git.kernel.org/stable/c/7eccabff1c9ec15e4b6fe186d5c147b13a9cdb4e
git	www.git.kernel.org/stable/c/a11aa9c5fd9dfe62be7cfec1f2a7546afb77254c
git	www.git.kernel.org/stable/c/95d48e37a1304d6148406c799479c0fb505aefa7

14 Jun 2026 17:47Current

EPSS0.00128