CVE-2026-74554

Mode C: Affected software: Linux kernel (ath12k wireless stack). Issue: In ath12k_mac_dp_peer_cleanup(), the code clears the ML peer ID slot in free_ml_peer_id_map by indexing with dp_peer->peer_id, which always includes ATH12K_PEER_ML_ID_VALID (BIT13). This causes clear_bit to be called with ...

CVE-2026-74554 wifi: ath12k: fix out-of-bounds clear_bit in ath12k_mac_dp_peer_cleanup()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix out-of-bounds clearbit in ath12kmacdppeercleanup ath12kmacdppeercleanup clears the ML peer ID slot on the freemlpeeridmap bitmap by indexing it with dppeer-peerid. That is wrong: dppeer-peerid for an MLO peer...

UBUNTU-CVE-2026-68342

In the Linux kernel, the following vulnerability has been resolved: ovpn: avoid putting unrelated P2P peer on socket release ovpnpeerreleasep2p is called when an OVPN UDP socket is being destroyed. It checks the currently published P2P peer and releases it only if that peer still uses the socket...

CVE-2026-64043

In the Linux kernel, the following vulnerability has been resolved: ovpn: fix race between deleting interface and adding new peer While deleting an existing ovpn interface, there is a very narrow window where adding a new peer via netlink may cause the netdevice to hang and prevent its...

Linux Distros Unpatched Vulnerability : CVE-2026-23393

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bridge: cfm: Fix race condition in peermep deletion When a peer MEP is being deleted, canceldelayedworksync is called on ccmrxdwork before freeing. However,...

Eclipse Attacks on Ethereum'S Peer-To-Peer Network

Eclipse attacks isolate blockchain nodes by monopolizing their peer-to-peer connections. The attacks were extensively studied in Bitcoin SP'15, SP'20, CCS'21, SP'23 and Monero NDSS'25, but their practicality against Ethereum nodes remains underexplored, particularly in the post-Merge settings. We...