In the Linux kernel, the following vulnerability has been resolved: hwmon: (w83627ehf) Fix underflows seen when writing limit attributes DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large negative number such as -9223372036854775808 is provided by the user. Fix it by reordering clamp_val() and DIV_ROUND_CLOSEST() operations.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/26825b62bd1bd3e53b4f44e0745cb516d5186343 cve-icon cve-icon
https://git.kernel.org/stable/c/56cfdeb2c77291f0b5e4592731adfb6ca8fc7c24 cve-icon cve-icon
https://git.kernel.org/stable/c/5c1de37969b7bc0abcb20b86e91e70caebbd4f89 cve-icon cve-icon
https://git.kernel.org/stable/c/77ab0fd231c4ca873ec6908e761970360acc6df2 cve-icon cve-icon
https://git.kernel.org/stable/c/8fecb75bff1b7d87a071c32a37aa0700f2be379d cve-icon cve-icon
https://git.kernel.org/stable/c/93cf73a7bfdce683bde3a7bb65f270d3bd24497b cve-icon cve-icon
https://git.kernel.org/stable/c/cc4be794c8d8c253770103e097ab9dbdb5f99ae1 cve-icon cve-icon
https://git.kernel.org/stable/c/d92f0baf99a7e327dcceab37cce57c38aab1f691 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024091840-CVE-2024-46756-2ca6@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-46756 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-46756 cve-icon
History

Sun, 29 Sep 2024 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 23 Sep 2024 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-191
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

 cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Wed, 18 Sep 2024 14:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Moderate

Wed, 18 Sep 2024 07:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: hwmon: (w83627ehf) Fix underflows seen when writing limit attributes DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large negative number such as -9223372036854775808 is provided by the user. Fix it by reordering clamp_val() and DIV_ROUND_CLOSEST() operations.
Title hwmon: (w83627ehf) Fix underflows seen when writing limit attributes
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-09-18T07:12:15.814Z

Updated: 2024-12-19T09:22:30.698Z

Reserved: 2024-09-11T15:12:18.271Z

Link: CVE-2024-46756

cve-icon Vulnrichment

Updated: 2024-09-29T14:45:59.150Z

cve-icon NVD

Status : Analyzed

Published: 2024-09-18T08:15:04.260

Modified: 2024-09-23T16:29:45.077

Link: CVE-2024-46756

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-09-18T00:00:00Z

Links: CVE-2024-46756 - Bugzilla