CVE-2022-49748
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Mar 27, 2025
Updated: Apr 14, 2025
CWE ID 190
Summary
CVE-2022-49748 is a vulnerability affecting the Linux kernel. It involves an integer overflow issue in the perf subsystem for AMD processors. Specifically, a 32-bit integer constant is being left-shifted using 32-bit arithmetic, which can result in an overflow when the constant is 32 or more. This issue is rectified by shifting using the BIT_ULL macro instead, ensuring proper handling of larger values.
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