drivers/perf: hisi_pcie: Fix out-of-bound access when valid event group
The perf tool allows users to create event groups through following
cmd [1], but the driver does not check whether the array index is out of
bounds when writing data to the event_group array. If the number of events
in an event_group is greater than HISI_PCIE_MAX_COUNTERS, the memory write
overflow of event_group array occurs.
Add array index check to fix the possible array out of bounds violation,
and return directly when write new events are written to array bounds.
There are 9 different events in an event_group.
[1] perf stat -e '{pmu/event1/, ... ,pmu/event9/}'
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Tracking
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| Source | ID | Title |
|---|---|---|
Ubuntu USN |
USN-6949-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6949-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6952-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6955-1 | Linux kernel (OEM) vulnerabilities |
Thu, 19 Sep 2024 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Linux
Linux linux Kernel |
|
| Weaknesses | CWE-129 | |
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Linux
Linux linux Kernel |
|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-05-11T20:19:14.909Z
Reserved: 2024-06-18T19:36:34.923Z
Link: CVE-2024-38569
Updated: 2024-08-02T04:12:26.114Z
Status : Modified
Published: 2024-06-19T14:15:17.060
Modified: 2024-11-21T09:26:22.310
Link: CVE-2024-38569
OpenCVE Enrichment
No data.
Ubuntu USN