CVE-2026-46167

CVE-2026-46167 – Linux kernel usb/usblp heap leak : The vulnerability stems from an uninitialized status buffer (statusbuf) allocated at probe time for LPGETSTATUS. If a malicious printer returns zero bytes, a stale 8-byte heap region could be copied to userspace via LPGETSTATUS, causing a heap l...

CVE-2026-46167 usb: usblp: fix uninitialized heap leak via LPGETSTATUS ioctl

In the Linux kernel, the following vulnerability has been resolved: usb: usblp: fix uninitialized heap leak via LPGETSTATUS ioctl Just like in a previous problem in this driver, usblpctrlmsg will collapse the usbcontrolmsg return value to 0/-errno, discarding the actual number of bytes transferre...

EUVD-2026-32794

In the Linux kernel, the following vulnerability has been resolved: usb: usblp: fix uninitialized heap leak via LPGETSTATUS ioctl Just like in a previous problem in this driver, usblpctrlmsg will collapse the usbcontrolmsg return value to 0/-errno, discarding the actual number of bytes transferre...

CVE-2026-46167

In the Linux kernel, the following vulnerability has been resolved: usb: usblp: fix uninitialized heap leak via LPGETSTATUS ioctl Just like in a previous problem in this driver, usblpctrlmsg will collapse the usbcontrolmsg return value to 0/-errno, discarding the actual number of bytes transferre...

PT-2026-44290

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.0.11-1.1 Description A heap leak exists in the usblp driver. The usblp read status function requests 1 byte of data, but if a malicious printer responds with zero bytes, the usblp ctrl msg function discards the...

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 the Linux kernel that stems from a failure to set a new vector length before reallocating the SVE status buffer, which could lead to memory...