CVE-2026-89621

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: validate report size in mcp2221rawevent mcp2221rawevent never validates the size of incoming HID reports. In the MCP2221I2CGETDATA path it trusts the device-supplied data3 as the copy length without checking that 4 ...

CVE-2026-89622

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: clear rxbuf after I2C/SMBus transfer completes mcpi2csmbusread stores the caller-supplied buffer pointer in mcp-rxbuf for the duration of a transfer but never clears it when the transfer finishes or times out. Once...

CVE-2026-89623

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: stop device IO before hidhwstop Quiesce device IO at the start of the devm cleanup callback mcp2221hidunregister so that incoming HID reports cannot race with hardware teardown during probe failure or device removal...

CVE-2026-89622

CVE-2026-89622 is a write use-after-free in the Linux kernel's HID mcp2221 driver. The function mcp_i2c_smbus_read() stores a caller-supplied buffer pointer in mcp->rxbuf for the duration of an I2C/SMBus transfer but never clears it on completion or timeout. Once the caller frees or reuses the...

EUVD-2026-76533

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: validate report size in mcp2221rawevent mcp2221rawevent never validates the size of incoming HID reports. In the MCP2221I2CGETDATA path it trusts the device-supplied data3 as the copy length without checking that 4 ...

PT-2026-90339

In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: stop device IO before hid hw stop Quiesce device IO at the start of the devm cleanup callback mcp2221 hid unregister so that incoming HID reports cannot race with hardware teardown during probe failure or device...

EUVD-2022-55397

Malicious code in bioql PyPI...

Linux Distros Unpatched Vulnerability : CVE-2022-50131

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: HID: mcp2221: prevent a buffer overflow in mcpsmbuswrite Smatch Warning:...

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'...