Stack-based Buffer Overflow Affecting python-perf package, versions <0:3.10.0-693.21.1.el7


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-ORACLE7-PYTHONPERF-2523758
  • published10 Apr 2022
  • disclosed11 Oct 2017

Introduced: 11 Oct 2017

CVE-2017-12188  (opens in a new tab)
CWE-121  (opens in a new tab)

How to fix?

Upgrade Oracle:7 python-perf to version 0:3.10.0-693.21.1.el7 or higher.
This issue was patched in ELSA-2018-0395.

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:7 relevant fixed versions and status.

arch/x86/kvm/mmu.c in the Linux kernel through 4.13.5, when nested virtualisation is used, does not properly traverse guest pagetable entries to resolve a guest virtual address, which allows L1 guest OS users to execute arbitrary code on the host OS or cause a denial of service (incorrect index during page walking, and host OS crash), aka an "MMU potential stack buffer overrun."

CVSS Scores

version 3.1