Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bnxt: prevents a UAF Use After Free error after handing over control to the PTP worker. When reading the timestamp, bnxttxint hands over the ownership of the completed skb to the PTP worker. The skb should not be used afterward, ...

CVE-2026-53215

CVE-2026-53215 affects the Linux kernel mvpp2 driver: the RX path could return a descriptor buffer to the hardware Buffer Manager after it had been handed to XDP or an skb, allowing DMA into memory no longer owned by the RX ring. Root cause is improper handling of RX buffers in mvpp2_rx_refill() ...

kernel: bnxt: prevent skb UAF after handing over to PTP worker

A possible use-after-free after handing over to PTP worker was found in the Linux kernel. This may lead to a crash...

CVE-2021-46969

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: core: Fix invalid error returning in mhiqueue mhiqueue returns an error when the doorbell is not accessible in the current state. This can happen when the device is in non M0 state, like M3, and needs to be waken-up pri...