CVE-2021-1871 Affecting webkit2gtk3-jsc-devel package, versions <0:2.32.3-2.el8


Severity

Recommended
medium

Based on Oracle Linux security rating

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    1.17% (86th percentile)

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  • Snyk ID SNYK-ORACLE8-WEBKIT2GTK3JSCDEVEL-2594547
  • published 10 Apr 2022
  • disclosed 2 Apr 2021

How to fix?

Upgrade Oracle:8 webkit2gtk3-jsc-devel to version 0:2.32.3-2.el8 or higher.
This issue was patched in ELSA-2021-4381.

NVD Description

Note: Versions mentioned in the description apply only to the upstream webkit2gtk3-jsc-devel package and not the webkit2gtk3-jsc-devel package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

CVSS Scores

version 3.1
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NVD

9.8 critical
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

9.8 critical
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Red Hat

9.8 critical