Security Advisory

CVE-2021-47048

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2024-02-28 08:13:51

Last updated 2026-05-11 13:47:04

Assigner Linux

CVSS score not scored

State PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: spi: spi-zynqmp-gqspi: fix use-after-free in zynqmp_qspi_exec_op When handling op->addr, it is using the buffer "tmpbuf" which has been freed. This will trigger a use-after-free KASAN warning. Let's use temporary variables to store op->addr.val and op->cmd.opcode to fix this issue.

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