Information Exposure Affecting perf package, versions *


Severity

Recommended
low

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.06% (27th percentile)

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  • Snyk ID SNYK-CENTOS7-PERF-1986522
  • published 26 Jul 2021
  • disclosed 6 Mar 2017

How to fix?

There is no fixed version for Centos:7 perf.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The edge_bulk_in_callback function in drivers/usb/serial/io_ti.c in the Linux kernel before 4.10.4 allows local users to obtain sensitive information (in the dmesg ringbuffer and syslog) from uninitialized kernel memory by using a crafted USB device (posing as an io_ti USB serial device) to trigger an integer underflow.