CVE-2026-56101

OpenBSD before commit 1ee99df contains an inverted comparison vulnerability in the ieee80211michaelmicfailure function within sys/net80211/ieee80211cryptotkip.c that allows unauthenticated attackers within RF range to trigger denial of service by sending two malformed TKIP frames separated by mor...

CVE-2026-56101

OpenBSD before commit 1ee99df contains an inverted comparison in the ieee80211_michael_mic_failure() function within sys/net80211/ieee80211_crypto_tkip.c. The reversed TKIP MIC failure countermeasure window check allows unauthenticated attackers within RF range to send two malformed TKIP frames s...

EUVD-2026-72935

OpenBSD before commit 1ee99df contains an inverted comparison vulnerability in the ieee80211michaelmicfailure function within sys/net80211/ieee80211cryptotkip.c that allows unauthenticated attackers within RF range to trigger denial of service by sending two malformed TKIP frames separated by mor...

CVE-2026-53583

A flaw was found in libgit2, a C library for Git functionality. An inverted comparison in the OpenSSL backend's certificate verification logic, specifically when handling IP-literal hosts and certificate IP SubjectAltNames, allows a network attacker to intercept HTTPS connections. By presenting a...