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CVE-2021-47048

HIGH CVSS: 7.8 Published: 2024-02-28 Modified: 2026-08-04

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.

Affected Platforms

Linux Linux Kernel

Weakness Type

CWE-416

References