Improper Input Validation Affecting glib2 package, versions <0:2.56.4-9.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.62% (80th percentile)

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  • Snyk IDSNYK-RHEL8-GLIB2-3968697
  • published1 Sept 2021
  • disclosed28 Jul 2021

Introduced: 28 Jul 2021

CVE-2021-30661  (opens in a new tab)
CWE-20  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:8 glib2 to version 0:2.56.4-9.el8 or higher.
This issue was patched in RHSA-2021:1586.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glib2 package and not the glib2 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1, iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

CVSS Scores

version 3.1