Use of Uninitialized Resource Affecting rubygems package, versions <0:2.7.6.3-107.module+el8.4.0+20203+c00aa653


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.73% (81st percentile)

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  • Snyk IDSNYK-ORACLE8-RUBYGEMS-2584131
  • published10 Apr 2022
  • disclosed4 May 2020

Introduced: 4 May 2020

CVE-2020-10933  (opens in a new tab)
CWE-908  (opens in a new tab)

How to fix?

Upgrade Oracle:8 rubygems to version 0:2.7.6.3-107.module+el8.4.0+20203+c00aa653 or higher.
This issue was patched in ELSA-2021-2587.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rubygems package and not the rubygems package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

An issue was discovered in Ruby 2.5.x through 2.5.7, 2.6.x through 2.6.5, and 2.7.0. If a victim calls BasicSocket#read_nonblock(requested_size, buffer, exception: false), the method resizes the buffer to fit the requested size, but no data is copied. Thus, the buffer string provides the previous value of the heap. This may expose possibly sensitive data from the interpreter.

CVSS Base Scores

version 3.1