PT-2026-97974

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the SMBus block transfer handling where the length specified in data-block0 is not validated early enough. This allows user-controlled oversized block lengths to reach...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: HID: mcp2221: prevented a buffer overflow in mcpsmbuswrite Slight warning: drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy ‘&mcp-txbuf5’ is too small 59 vs 255 drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcp...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002953)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002953 advisory. An issue was discovered in drivers/i2c/i2c-core-smbus.c in the Linux kernel before 4.14.15. There is an out of bounds write in the function i2csmbusxferemulated...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993154)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993154 advisory. In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: prevent a buffer overflow in mcpsmbuswrite Smatch Warning:...

EUVD-2022-55397

Malicious code in bioql PyPI...

SUSE CVE-2022-50131

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: prevent a buffer overflow in mcpsmbuswrite Smatch Warning: drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy '&mcp-txbuf5' too small 59 vs 255 drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy 'buf'...

DEBIAN-CVE-2022-50131

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: prevent a buffer overflow in mcpsmbuswrite Smatch Warning: drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy '&mcp-txbuf5' too small 59 vs 255 drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy 'buf'...

UBUNTU-CVE-2022-50131

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: prevent a buffer overflow in mcpsmbuswrite Smatch Warning: drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy '&mcp-txbuf5' too small 59 vs 255 drivers/hid/hid-mcp2221.c:388 mcpsmbuswrite error: memcpy 'buf'...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from mcpsmbuswrite not properly limiting the buffer size, which could lead to a buffer overflow...

PT-2022-34104

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.10.137 Description A buffer overflow issue exists in the mcp smbus write function. The actual impact and attack plausibility have not yet been proven. This issue was introduced in version v5.7 and is fixed in...

PT-2025-26057

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A buffer overflow issue has been identified in the Linux kernel, specifically in the mcp smbus write function. This issue arises due to the len variable, which can take a value between...