Red Hat Security Advisory: firefox security update
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Specially crafted WebTransport requests could lead to denial of service (CVE-2024-9399) * firefox: thunderbird: Memory safety bugs fixed in Firefox 131 and Thunderbird 131 (CVE-2024-9403) * firefox: thunderbird: Potential directory upload bypass via clickjacking (CVE-2024-9397) * firefox: thunderbird: Memory safety bugs fixed in Firefox 131, Firefox ESR 115.16, Firefox ESR 128.3, Thunderbird 131, and Thunderbird 128.3 (CVE-2024-9401) * firefox: thunderbird: Memory safety bugs fixed in Firefox 131, Firefox ESR 128.3, Thunderbird 131, and Thunderbird 128.3 (CVE-2024-9402) * firefox: thunderbird: External protocol handlers could be enumerated via popups (CVE-2024-9398) * firefox: thunderbird: Potential memory corruption during JIT compilation (CVE-2024-9400) * firefox: thunderbird: Potential memory corruption may occur when cloning certain objects (CVE-2024-9396) * firefox: thunderbird: Cross-origin access to PDF contents through multipart responses (CVE-2024-9393) * firefox: thunderbird: Cross-origin access to JSON contents through multipart responses (CVE-2024-9394) * firefox: thunderbird: Compromised content process can bypass site isolation (CVE-2024-9392) 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.
AI Analysis
Technical Summary
This Red Hat security advisory covers multiple vulnerabilities in Mozilla Firefox and Thunderbird, including CVE-2024-9399 (denial of service via WebTransport requests), CVE-2024-9403, CVE-2024-9401, CVE-2024-9402 (memory safety bugs), CVE-2024-9397 (directory upload bypass via clickjacking), CVE-2024-9398 (external protocol handler enumeration), CVE-2024-9400 and CVE-2024-9396 (potential memory corruption), CVE-2024-9393 and CVE-2024-9394 (cross-origin access to PDF and JSON contents), and CVE-2024-9392 (site isolation bypass). These vulnerabilities are fixed in Firefox 131, Firefox ESR 115.16, Firefox ESR 128.3, Thunderbird 131, and Thunderbird 128.3. The advisory is specific to Red Hat Enterprise Linux 9.2 Extended Update Support and related product variants. The vendor provides updated packages to remediate these issues.
Potential Impact
The vulnerabilities include denial of service, memory safety issues, potential memory corruption, bypass of security controls such as site isolation, clickjacking leading to directory upload bypass, and unauthorized cross-origin data access. These could allow attackers to disrupt browser or email client operations, access sensitive data across origins, or bypass security mechanisms. The impact is rated as high by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released updated Firefox packages for Red Hat Enterprise Linux 9.2 Extended Update Support and related variants that address these vulnerabilities. Users should apply the provided security update as detailed in Red Hat advisory RHSA-2024:7622 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
Red Hat Security Advisory: firefox security update
Description
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Specially crafted WebTransport requests could lead to denial of service (CVE-2024-9399) * firefox: thunderbird: Memory safety bugs fixed in Firefox 131 and Thunderbird 131 (CVE-2024-9403) * firefox: thunderbird: Potential directory upload bypass via clickjacking (CVE-2024-9397) * firefox: thunderbird: Memory safety bugs fixed in Firefox 131, Firefox ESR 115.16, Firefox ESR 128.3, Thunderbird 131, and Thunderbird 128.3 (CVE-2024-9401) * firefox: thunderbird: Memory safety bugs fixed in Firefox 131, Firefox ESR 128.3, Thunderbird 131, and Thunderbird 128.3 (CVE-2024-9402) * firefox: thunderbird: External protocol handlers could be enumerated via popups (CVE-2024-9398) * firefox: thunderbird: Potential memory corruption during JIT compilation (CVE-2024-9400) * firefox: thunderbird: Potential memory corruption may occur when cloning certain objects (CVE-2024-9396) * firefox: thunderbird: Cross-origin access to PDF contents through multipart responses (CVE-2024-9393) * firefox: thunderbird: Cross-origin access to JSON contents through multipart responses (CVE-2024-9394) * firefox: thunderbird: Compromised content process can bypass site isolation (CVE-2024-9392) 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
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory covers multiple vulnerabilities in Mozilla Firefox and Thunderbird, including CVE-2024-9399 (denial of service via WebTransport requests), CVE-2024-9403, CVE-2024-9401, CVE-2024-9402 (memory safety bugs), CVE-2024-9397 (directory upload bypass via clickjacking), CVE-2024-9398 (external protocol handler enumeration), CVE-2024-9400 and CVE-2024-9396 (potential memory corruption), CVE-2024-9393 and CVE-2024-9394 (cross-origin access to PDF and JSON contents), and CVE-2024-9392 (site isolation bypass). These vulnerabilities are fixed in Firefox 131, Firefox ESR 115.16, Firefox ESR 128.3, Thunderbird 131, and Thunderbird 128.3. The advisory is specific to Red Hat Enterprise Linux 9.2 Extended Update Support and related product variants. The vendor provides updated packages to remediate these issues.
Potential Impact
The vulnerabilities include denial of service, memory safety issues, potential memory corruption, bypass of security controls such as site isolation, clickjacking leading to directory upload bypass, and unauthorized cross-origin data access. These could allow attackers to disrupt browser or email client operations, access sensitive data across origins, or bypass security mechanisms. The impact is rated as high by Red Hat Product Security.
Mitigation Recommendations
Red Hat has released updated Firefox packages for Red Hat Enterprise Linux 9.2 Extended Update Support and related variants that address these vulnerabilities. Users should apply the provided security update as detailed in Red Hat advisory RHSA-2024:7622 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:7622
- Cve Count
- 12
- Additional Cves
- ["CVE-2024-9392","CVE-2024-9393","CVE-2024-9394","CVE-2024-9396","CVE-2024-9397","CVE-2024-9398","CVE-2024-9399","CVE-2024-9400","CVE-2024-9401","CVE-2024-9402","CVE-2024-9403"]
Threat ID: 6a3de7294853345fc1127476
Added to database: 06/26/2026, 02:42:49 UTC
Last enriched: 06/26/2026, 02:47:32 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 44
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