uutils coreutils stdbuf Flaw Lets Local Users Execute Arbitrary Code

A uutils coreutils vulnerability in stdbuf uses a world-writable libstdbuf.so via LD_PRELOAD, letting local users execute arbitrary code. Related Posts: CVE-2026-77806: SPIP Unauthenticated RCE Exploited in the Wild as Public Exploit Lands Spring Data REST and Spring AI Vulnerabilities: Four High-Severity Flaws Patched CVE-2026-75501: Public PoC for Calix Router Flaw That Bypasses NAT and Firewall…