Incorrect Conversion between Numeric Types Affecting glib2 package, versions <0:2.36.3-5.22.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.3% (70th percentile)

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  • Snyk IDSNYK-AMZN201803-GLIB2-1725992
  • published27 Sept 2021
  • disclosed15 Feb 2021

Introduced: 15 Feb 2021

CVE-2021-27219  (opens in a new tab)
CWE-681  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 glib2 to version 0:2.36.3-5.22.amzn1 or higher.
This issue was patched in ALAS-2021-1526.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glib2 package and not the glib2 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

An issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.

CVSS Scores

version 3.1