CVE-2022-49748
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMar 27, 2025
First seenMar 27, 2025
Weakness typeCWE-190Integer overflow
How to fix
Update
- linux linux_kernel5.4.231, 5.10.166, 5.15.91, 6.1.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.4.22 ≤ v < 5.4.231, 5.5.6 ≤ v < 5.10.166, 5.11 ≤ v < 5.15.91, 5.16 ≤ v < 6.1.9, 6.2 | 5.4.231, 5.10.166, 5.15.91, 6.1.9 |
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