EUVD-2026-38813

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945 Revert "wireguard: device: enable threaded NAPI"

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945

The CVE-2026-52945 entry describes a Linux kernel vulnerability in the WireGuard component where enabling threaded NAPI can cause the decryption path for a WireGuard peer to stall under heavy network load (notably with Cilium), effectively causing a DoS for that peer while other peers remain func...

CVE-2026-52945 Revert "wireguard: device: enable threaded NAPI"

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

PT-2026-51839

Name of the Vulnerable Software and Affected Versions Linux kernel versions 5.15 and 6.1 Description An issue exists in the WireGuard driver where the decryption side can stop working completely for a specific peer under heavy networking load. This occurs when the system is under pressure and the...

CVE-2025-68341: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: veth: reduce XDP nodirect return section to fix race As explain in commit fa349e396e48 "veth: Fix race with AFXDP exposing old or uninitialized descriptors" for veth there is a chance after napicompletedone that another CPU can...