memory leak news
2 stories
CVE-2026-64507high
New Spectre-v2 BTR Attack Leaks Linux Memory Despite Existing Defenses
A new variant of the Spectre-v2 CPU vulnerability, termed Branch Target Reuse (BTR), has been reported by researchers. This attack reportedly enables the leakage of sensitive memory from Linux systems, even those equipped with existing Spectre-v2 mitigations. The vulnerability is said to specifically target Just-In-Time (JIT) engines, which are commonly found in web browsers, various runtimes,…
openssl
OpenSSL Flaw Allows Denial-of-Service via Small TLS Requests
A denial-of-service vulnerability has been identified in OpenSSL, allowing attackers to disrupt service by sending small TLS requests. The flaw, internally dubbed "HollowByte," can be triggered with an 11-byte TLS request, leading to significant memory allocation issues on vulnerable servers.