Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python-perf package, versions <0:2.6.32-754.24.2.el6


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.13% (49th percentile)

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  • Snyk IDSNYK-ORACLE6-PYTHONPERF-2545201
  • published10 Apr 2022
  • disclosed25 Apr 2019

Introduced: 25 Apr 2019

CVE-2019-3900  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Oracle:6 python-perf to version 0:2.6.32-754.24.2.el6 or higher.
This issue was patched in ELSA-2019-3836.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

An infinite loop issue was found in the vhost_net kernel module in Linux Kernel up to and including v5.1-rc6, while handling incoming packets in handle_rx(). It could occur if one end sends packets faster than the other end can process them. A guest user, maybe remote one, could use this flaw to stall the vhost_net kernel thread, resulting in a DoS scenario.

References

CVSS Scores

version 3.1