CVE-2026-43020

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate LTK encsize on load Load Long Term Keys stores the user-provided encsize and later uses it to size fixed-size stack operations when replying to LE LTK requests. An encsize larger than the 16-byte key...

CVE-2026-43020 Bluetooth: MGMT: validate LTK enc_size on load

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate LTK encsize on load Load Long Term Keys stores the user-provided encsize and later uses it to size fixed-size stack operations when replying to LE LTK requests. An encsize larger than the 16-byte key...

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 validate encsize when loading LTK in the Bluetooth MGMT protocol, which could result in a stack...