CVE-2023-4048: High severity Mozilla Thunderbird vulnerability

Published Aug 1, 2023
·
Updated

An out-of-bounds read could have led to an exploitable crash when parsing HTML with DOMParser in low memory situations.

Affected Software

27 affected componentsFixes available
redhat/firefox<102.14
102.14
redhat/firefox<115.1
115.1
redhat/thunderbird<102.14
102.14
redhat/thunderbird<115.1
115.1
Mozilla Thunderbird<102.14
102.14
Mozilla Thunderbird<115.1
115.1
Mozilla Firefox<116
116
Mozilla Firefox ESR<115.1
115.1
Mozilla Firefox ESR<102.14
102.14
Mozilla Firefox<116.0
Mozilla Firefox>=102.0<102.14
Mozilla Firefox>=115.0<115.1
Debian Debian Linux=10.0
Debian Debian Linux=11.0
Debian Debian Linux=12.0
Mozilla Firefox ESR<102.14
Mozilla Firefox ESR>=102.0<102.14
Mozilla Firefox ESR>=115.0<115.1
debian/firefox
137.0.2-1
debian/firefox-esr
115.14.0esr-1~deb11u1128.9.0esr-1~deb11u1128.8.0esr-1~deb12u1128.9.0esr-1~deb12u1128.9.0esr-2
debian/thunderbird
1:115.12.0-1~deb11u11:128.9.0esr-1~deb11u11:128.8.0esr-1~deb12u11:128.9.0esr-1~deb12u11:128.9.0esr-1
alpine/firefox-esr<115.1.0-r0
115.1.0-r0
alpine/firefox-esr<115.1.0-r0
115.1.0-r0
alpine/firefox-esr<115.1.0-r0
115.1.0-r0
alpine/firefox-esr<115.1.0-r0
115.1.0-r0
alpine/firefox-esr<115.1.0-r0
115.1.0-r0
alpine/firefox-esr<115.1.0-r0
115.1.0-r0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 102.14
  2. Upgrade

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

    Fixed in 115.1
  3. Upgrade

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

    Fixed in 102.14
  4. Upgrade

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

    Fixed in 115.1
  5. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 102.14
  6. Upgrade

    Upgrade Thunderbird to a version that resolves this vulnerability.

    Fixed in 115.1
  7. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 116
  8. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 115.1
  9. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 102.14
  10. Upgrade

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

    Fixed in 137.0.2-1
  11. Upgrade

    Upgrade debian/firefox-esr to a version that resolves this vulnerability.

    Fixed in 115.14.0esr-1~deb11u1Fixed in 128.9.0esr-1~deb11u1Fixed in 128.8.0esr-1~deb12u1Fixed in 128.9.0esr-1~deb12u1Fixed in 128.9.0esr-2
  12. Upgrade

    Upgrade debian/thunderbird to a version that resolves this vulnerability.

    Fixed in 1:115.12.0-1~deb11u1Fixed in 1:128.9.0esr-1~deb11u1Fixed in 1:128.8.0esr-1~deb12u1Fixed in 1:128.9.0esr-1~deb12u1Fixed in 1:128.9.0esr-1

Event History

Aug 1, 2023
CVE Published
via Mozilla·12:00 AM
CVE Published
via MITRE·02:57 PM
Data Sourced
via MITRE·02:57 PM
DescriptionWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·03:15 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2023-4048?

The severity of CVE-2023-4048 is high (severity value 7).

2

How does CVE-2023-4048 affect Firefox and Firefox ESR?

CVE-2023-4048 affects Firefox versions < 116 and Firefox ESR versions < 102.14.

3

How does CVE-2023-4048 affect Thunderbird?

CVE-2023-4048 affects Thunderbird versions < 115.1.

4

How do I fix CVE-2023-4048 in Firefox?

To fix CVE-2023-4048 in Firefox, update to version 116 or newer.

5

How do I fix CVE-2023-4048 in Thunderbird?

To fix CVE-2023-4048 in Thunderbird, update to version 115.1 or newer.

Contact

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