CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 5.5. It affects Linux.
CVE
CVE-2021-45402
Severity
MEDIUM
CVSS
5.5
EPSS
0.42%
Linux
Original NVD Description
The check_alu_op() function in kernel/bpf/verifier.c in the Linux kernel through v5.16-rc5 did not properly update bounds while handling the mov32 instruction, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."
Related CVEs
Other vulnerabilities affecting the same vendor(s)