RHSA-2022:7024: Important: firefox security update

Published Oct 18, 2022
·
Updated

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.This update upgrades Firefox to version 102.3.0 ESR.Security Fix(es): expat: a use-after-free in the doContent function in xmlparse.c (CVE-2022-40674) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

12 affected componentsFixes available
redhat/firefox<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox-debuginfo<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox-debugsource<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox-debuginfo<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox-debugsource<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox-debuginfo<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox-debugsource<102.3.0-7.el8_6
102.3.0-7.el8_6
redhat/firefox<102.3.0-7.el8_6.aa
102.3.0-7.el8_6.aa
redhat/firefox-debuginfo<102.3.0-7.el8_6.aa
102.3.0-7.el8_6.aa
redhat/firefox-debugsource<102.3.0-7.el8_6.aa
102.3.0-7.el8_6.aa

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 102.3.0-7.el8_6
  2. Upgrade

    Upgrade redhat/firefox-debuginfo to a version that resolves this vulnerability.

    Fixed in 102.3.0-7.el8_6
  3. Upgrade

    Upgrade redhat/firefox-debugsource to a version that resolves this vulnerability.

    Fixed in 102.3.0-7.el8_6
  4. Upgrade

    Upgrade redhat/firefox to a version that resolves this vulnerability.

    Fixed in 102.3.0-7.el8_6.aa
  5. Upgrade

    Upgrade redhat/firefox-debuginfo to a version that resolves this vulnerability.

    Fixed in 102.3.0-7.el8_6.aa
  6. Upgrade

    Upgrade redhat/firefox-debugsource to a version that resolves this vulnerability.

    Fixed in 102.3.0-7.el8_6.aa
  7. Upgrade

    Upgrade Mozilla Firefox to a version that resolves this vulnerability.

    Fixed in 102.3.0 ESR
  8. Operational

    After installing the Firefox update to 102.3.0 ESR, restart Firefox for the changes to take effect.

Event History

Oct 18, 2022
Advisory Published
via Red Hat·12:00 AM

Frequently Asked Questions

1

What is the severity of RHSA-2022:7024?

The severity of RHSA-2022:7024 is classified as important.

2

How do I fix RHSA-2022:7024?

To fix RHSA-2022:7024, update Firefox to version 102.3.0 ESR or higher.

3

What vulnerability is addressed in RHSA-2022:7024?

RHSA-2022:7024 addresses a use-after-free vulnerability in the doContent function in xmlparse.c, identified as CVE-2022-40674.

4

Which versions of Firefox are affected by RHSA-2022:7024?

Firefox versions prior to 102.3.0 ESR are affected by RHSA-2022:7024.

5

Is there a workaround for the issue in RHSA-2022:7024?

No specific workaround is recommended; applying the update to Firefox is the best course of action.

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