kernel: Bluetooth: MGMT: validate LTK enc_size on load

A flaw was found in the Linux kernel's Bluetooth management MGMT component. An attacker could exploit a vulnerability in how Long Term Keys LTK are loaded. By providing an oversized encryption size, a stack buffer overflow can occur, potentially leading to a denial of service...

CVE-2026-43020

A flaw was found in the Linux kernel's Bluetooth management MGMT component. An attacker could exploit a vulnerability in how Long Term Keys LTK are loaded. By providing an oversized encryption size, a stack buffer overflow can occur, potentially leading to a denial of service...

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...

EUVD-2026-26619

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: Out-of-bounds Write

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...

krb5: multiple issues

CVE-2014-5352 authenticated remote code execution: In the MIT krb5 libgssapikrb5 library, after gssprocesscontexttoken is used to process a valid context deletion token, the caller is left with a security context handle containing a dangling pointer. Further uses of this handle will result in...