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CVE-2023-54139 PUBLISHED

In the Linux kernel, the following vulnerability has been resolved: tracing/user_events: Ensure write index cannot be negative The write index indicates which event the data is for and accesses a per-file array. The index is passed by user processes during write() calls as the first 4 bytes. Ensure that it cannot be negative by returning -EINVAL to prevent out of bounds accesses. Update ftrace self-test to ensure this occurs properly.

EPSS 0.03% · 7.2th percentile

Risk Scores

EPSS Score
0.03%
7.2th percentile

Affected Products

VendorProductVersions
LinuxLinux7f5a08c79df35e68f1a43033450c5050f12bc155, 7f5a08c79df35e68f1a43033450c5050f12bc155, 7f5a08c79df35e68f1a43033450c5050f12bc155
linuxlinux_kernel5.18, 5.18, 5.18

Timeline

References

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