AUGUST 4, 2026
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Case File

CVE-2021-47048

HIGH · CVSS 7.8 EPSS 0.24%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-02-28 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Linux.

CVE
CVE-2021-47048
Severity
HIGH
CVSS
7.8
EPSS
0.24%
Linux

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)