CVE-2022-50366
powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue
CVSS Score
7.1
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: powercap: intel_rapl: fix UBSAN shift-out-of-bounds issue When value < time_unit, the parameter of ilog2() will be zero and the return value is -1. u64(-1) is too large for shift exponent and then will trigger shift-out-of-bounds: shift exponent 18446744073709551615 is too large for 32-bit type 'int' Call Trace: rapl_compute_time_window_core rapl_write_data_raw set_time_window store_constraint_time_window_us
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 17, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
2d281d8196e38dd3a4ee9af26621ddde8329f269 < 42f79dbb9514f726ff21df25f09cb0693b0b2445 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 3eb0ba70376f6ee40fa843fc9cee49269370b0b3 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 4ebba43384722adbd325baec3a12c572d94488eb 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 49a6ffdaed60f0eb52c198fafebc05994e16e305 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 708b9abe1b4a2f050a483db4b7edfc446b13df1f 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 139bbbd01114433b80fe59f5e1330615aadf9752 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 6216b685b8f48ab7b721a6fd5acbf526b41c13e8 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 1d94af37565e4d3c26b0d63428e093a37d5b4c32 2d281d8196e38dd3a4ee9af26621ddde8329f269 < 2d93540014387d1c73b9ccc4d7895320df66d01b
Linux / Linux
3.13
References
git.kernel.org: https://git.kernel.org/stable/c/42f79dbb9514f726ff21df25f09cb0693b0b2445 git.kernel.org: https://git.kernel.org/stable/c/3eb0ba70376f6ee40fa843fc9cee49269370b0b3 git.kernel.org: https://git.kernel.org/stable/c/4ebba43384722adbd325baec3a12c572d94488eb git.kernel.org: https://git.kernel.org/stable/c/49a6ffdaed60f0eb52c198fafebc05994e16e305 git.kernel.org: https://git.kernel.org/stable/c/708b9abe1b4a2f050a483db4b7edfc446b13df1f git.kernel.org: https://git.kernel.org/stable/c/139bbbd01114433b80fe59f5e1330615aadf9752 git.kernel.org: https://git.kernel.org/stable/c/6216b685b8f48ab7b721a6fd5acbf526b41c13e8 git.kernel.org: https://git.kernel.org/stable/c/1d94af37565e4d3c26b0d63428e093a37d5b4c32 git.kernel.org: https://git.kernel.org/stable/c/2d93540014387d1c73b9ccc4d7895320df66d01b