Tooru Fujisawa

Name of the Vulnerable Software and Affected Versions: Firefox versions prior to 134 Firefox ESR versions prior to 128.6 Firefox ESR versions prior to 115.19 Thunderbird versions prior to 134 Thunderbird versions prior to 128.6 Description: The issue is related to memory safety bugs that could potentially be exploited to run arbitrary code. These bugs have shown evidence of memory corruption. The vulnerability can be exploited by a remote attacker using a specially crafted website, potentially allowing them to execute arbitrary code. Recommendations: For Firefox versions prior to 134, update to version 134 or later. For Firefox ESR versions prior to 128.6, update to version 128.6 or later. For Firefox ESR versions prior to 115.19, update to version 115.19 or later. For Thunderbird versions prior to 134, update to version 134 or later. For Thunderbird versions prior to 128.6, update to version 128.6 or later.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 89 **Description** The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code. It is also described as a buffer overflow vulnerability in memory, allowing a remote attacker to execute arbitrary code. **Recommendations** For versions prior to 89, update to version 89 or later to resolve the issue. As a temporary workaround, consider restricting access to sensitive features or modules until the update is applied.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 56 **Description** The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code. This is due to a buffer overflow in memory, allowing a remote attacker to execute arbitrary code. **Recommendations** For versions prior to 56, update to version 56 or later to resolve the issue. As a temporary workaround, consider restricting access to sensitive resources until the update is applied.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 56 **Description** The issue is related to the browser's behavior when web content is dragged onto certain parts of the browser UI, such as the tab bar. This can lead to the opening of links that would otherwise be restricted, potentially allowing malicious web content to open locally stored files through `file:` URLs. The vulnerability may also be exploited to conduct cross-site scripting attacks. **Recommendations** For versions prior to 56, update to version 56 or later to resolve the issue. As a temporary workaround, consider avoiding dragging web content onto the browser UI to minimize the risk of exploitation. Restrict access to sensitive local files to prevent potential malicious activity.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 53 Firefox ESR versions prior to 52.1 Thunderbird versions prior to 52.1 **Description** The issue is related to a memory buffer overflow, which can potentially allow a remote attacker to execute arbitrary code. Some memory safety bugs have shown evidence of memory corruption, and it is presumed that these could be exploited with sufficient effort. **Recommendations** For Firefox versions prior to 53, update to version 53 or later. For Firefox ESR versions prior to 52.1, update to version 52.1 or later. For Thunderbird versions prior to 52.1, update to version 52.1 or later.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 52 Thunderbird versions prior to 52 **Description** Memory safety bugs were reported, showing evidence of memory corruption. It is presumed that with enough effort, some of these bugs could be exploited to run arbitrary code. **Recommendations** For Firefox versions prior to 52, update to version 52 or later. For Thunderbird versions prior to 52, update to version 52 or later.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 51 **Description** Memory safety bugs were reported, showing evidence of memory corruption. It is presumed that with enough effort, some of these bugs could be exploited to run arbitrary code. **Recommendations** For versions prior to 51, update to version 51 or later to resolve the issue.

**Name of the Vulnerable Software and Affected Versions** Firefox versions 49 and earlier Firefox ESR versions 45.4 and earlier Thunderbird versions prior to 45.5 **Description** Memory safety bugs were reported, showing evidence of memory corruption. It is presumed that with enough effort, some of these bugs could be exploited to run arbitrary code. **Recommendations** For Firefox versions 49 and earlier, update to version 50 or later. For Firefox ESR versions 45.4 and earlier, update to version 45.5 or later. For Thunderbird versions prior to 45.5, update to version 45.5 or later.

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions prior to 47.0 **Description** The issue is related to multiple unspecified vulnerabilities in the browser engine, which can cause a denial of service due to memory corruption and application crash, or possibly allow the execution of arbitrary code. The estimated number of potentially affected devices and details about real-world incidents are not specified. **Recommendations** For versions prior to 47.0, update to version 47.0 or later to resolve the issue.

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions prior to 39.0 **Description** The issue is related to multiple unspecified vulnerabilities in the browser engine, potentially allowing remote attackers to cause a denial of service or possibly execute arbitrary code. This is due to a buffer overflow in dynamic memory. The estimated number of potentially affected devices and details about real-world incidents are not specified. **Recommendations** For versions prior to 39.0, update to version 39.0 or later to resolve the issue.