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CVE-2022-22253: Huawei HWLog Memory Corruption Via Race Condition
July 24, 2022, midnight |
Taszk Labs on taszk.io labs labs.taszk.io
Huawei kernels are shipped with custom log devices (/dev/hwlog_dubai, /dev/hwlog_exception and /dev/hwlog_jank) that facilitate better system diagnostics through a series of ioctl calls. One of these diagnostics module is referred to as memcheck, and it provides detailed statistics about the system memory usage, including the allocations made by the SLAB kernel …
corruption cve huawei memory memory corruption race condition
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