CVE-2022-49748 - CVE House
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Status published Unknown CVE-2022-49748

perf/x86/amd: fix potential integer overflow on shift of a int

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: fix potential integer overflow on shift of a int The left shift of int 32 bit integer constant 1 is evaluated using 32 bit arithmetic and then passed as a 64 bit function argument. In the case where i is 32 or more this can lead to an overflow. Avoid this by shifting using the BIT_ULL macro instead.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
d8a6a443ff0aea5893f0a7f2726973b496b76420, 471af006a747f1c535c8a8c6c0973c320fe01b22, 3512462036dbe44d88e93e75ee8a993781183ddb, 5.4.22, 5.5.6, 5.6, 0, 5.4.231, 5.10.166, 5.15.91, 6.1.9, 6.2

Timeline

Official Publish: March 27th, 2025
Last Modified: May 23rd, 2026
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.