CVE-2024-8385: Critical severity Mozilla Firefox vulnerability

Published Sep 3, 2024
·
Updated

A difference in the handling of StructFields and ArrayTypes in WASM could be used to trigger an exploitable type confusion vulnerability.

Affected Software

9 affected componentsFixes available
Mozilla Firefox<130
130
Mozilla Firefox<130.0
Mozilla Firefox ESR<128.2
Mozilla Firefox ESR<128.2
128.2
debian/thunderbird<1:128.2.0esr-1
1:128.2.0esr-1
debian/thunderbird<1:128.2.0esr-1
1:128.2.0esr-1
debian/firefox
159.0-1
debian/thunderbird
1:140.12.0esr-1~deb12u11:153.6.0esr-1~deb12u21:140.12.0esr-1~deb13u11:153.6.0esr-1~deb13u11:153.5.0esr-11:153.6.0esr-1
Mozilla Thunderbird<128.2
128.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Firefox to a version that resolves this vulnerability.

    Fixed in 130
  2. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 128.2
  3. Upgrade

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

    Fixed in 1:128.2.0esr-1
  4. Upgrade

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

    Fixed in 159.0-1
  5. Upgrade

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

    Fixed in 1:140.12.0esr-1~deb12u1Fixed in 1:153.6.0esr-1~deb12u2Fixed in 1:140.12.0esr-1~deb13u1Fixed in 1:153.6.0esr-1~deb13u1Fixed in 1:153.5.0esr-1Fixed in 1:153.6.0esr-1
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 128.2

Event History

Sep 3, 2024
CVE Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
CVE Published
via MITRE·12:32 PM
Data Sourced
via MITRE·12:32 PM
DescriptionWeakness
Data Sourced
via OSV·01:15 PM
DescriptionSeverityAffected Software
Data Sourced
via Red Hat·01:20 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2024-8385?

CVE-2024-8385 is classified as a critical vulnerability due to its potential for exploitation through type confusion.

2

How do I fix CVE-2024-8385?

To fix CVE-2024-8385, update Mozilla Firefox to versions later than 130 or Mozilla Firefox ESR to versions later than 128.2.

3

What products are affected by CVE-2024-8385?

CVE-2024-8385 affects Mozilla Firefox versions up to 130 and Mozilla Firefox ESR versions up to 128.2, as well as related products like Thunderbird.

4

What is the nature of the vulnerability described in CVE-2024-8385?

CVE-2024-8385 involves a type confusion vulnerability resulting from improper handling of StructFields and ArrayTypes in WebAssembly.

5

Could CVE-2024-8385 be exploited remotely?

Yes, CVE-2024-8385 can potentially be exploited remotely, compromising the security of affected systems.

Company

Resources

Contact

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