CVE-2024-47731 drivers/perf: Fix ali_drw_pmu driver interrupt status clearing

In the Linux kernel, the following vulnerability has been resolved: drivers/perf: Fix alidrwpmu driver interrupt status clearing The alibabauncorepmu driver forgot to clear all interrupt status in the interrupt processing function. After the PMU counter overflow interrupt occurred, an interrupt...

CVE-2024-47731 drivers/perf: Fix ali_drw_pmu driver interrupt status clearing

In the Linux kernel, the following vulnerability has been resolved: drivers/perf: Fix alidrwpmu driver interrupt status clearing The alibabauncorepmu driver forgot to clear all interrupt status in the interrupt processing function. After the PMU counter overflow interrupt occurred, an interrupt...

CVE-2024-47731

CVE-2024-47731 affects the Linux kernel driver path: drivers/perf, specifically the ali_drw_pmu/ Alibaba uncore PMU handling. The vulnerability arises because the alibaba_uncore_pmu driver did not clear all interrupt statuses in its interrupt processing function, so after a PMU counter overflow a...