📄 FreeType SHZ 2.14.3 Heap Buffer Overflow

This Python proof of concept framework is designed for security research into a reported heap buffer overflow condition affecting the FreeType TrueType bytecode interpreter. The code constructs specially crafted font structures intended to exercise the SHZ instruction path, generates malformed...

UBUNTU-CVE-2026-43331

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Disable KCOV instrumentation after loadsegments The loadsegments function changes segment registers, invalidating GS base which KCOV relies on for per-cpu data. When CONFIGKCOV is enabled, any subsequent instrumented C...

CVE-2025-21881

In the Linux kernel, the following vulnerability has been resolved: uprobes: Reject the shared zeropage in uprobewriteopcode We triggered the following crash in syzkaller tests: BUG: Bad page state in process syz.7.38 pfn:1eff3 page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0...