CVE-2026-46314 drm/v3d: Reject empty multisync extension to prevent infinite loop

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Reject empty multisync extension to prevent infinite loop v3dgetextensions walks a userspace-provided singly-linked list of ioctl extensions without any bound on the chain length. A local user can craft a self-referentia...

Step CA affected by an index out of bounds panic in TPM attestation EKU validation

Summary An attacker can trigger an index out-of-bounds panic in Step CA by sending a crafted attestation key AK certificate with an empty Extended Key Usage EKU extension during TPM device attestation. Details When processing a device-attest-01 ACME challenge using TPM attestation, Step CA...

CVE-2026-32776

libexpat before 2.7.5 allows a NULL pointer dereference with empty external parameter entity content...