CVE-2026-23353

A flaw was found in the Linux kernel's ice network driver. When a local user performs an ethtool offline loopback test, the system can experience a kernel null pointer dereference. This occurs because the libeth library for the receive ring is not properly initialized. Successful exploitation of...

CVE-2026-23353

In the Linux kernel, the following vulnerability has been resolved: ice: fix crash in ethtool offline loopback test Since the conversion of ice to page pool, the ethtool loopback test crashes: BUG: kernel NULL pointer dereference, address: 000000000000000c PF: supervisor write access in kernel mo...

CVE-2026-23353

Summary (CVE-2026-23353) A bug in the Linux kernel ice network driver causes a kernel NULL pointer dereference during the ethtool offline loopback test after ICE conversion to page pool. The root cause is not initializing libeth for the receive (RX) ring, leading to a crash when the loopback test...