SB2024101203 - Debian update for thunderbird

Description

This security bulletin contains information about 5 secuirty vulnerabilities.

1) Security features bypass (CVE-ID: CVE-2024-9392)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an unspecified error. A compromised content process perform arbitrary loading of cross-origin pages.

2) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2024-9393)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to application does not properly impose security restrictions. A remote attacker can use a specially crafted multipart response to execute arbitrary JavaScript under the resource://pdf.js origin and access cross-origin PDF content.

Note, this access is limited to "same site" documents by the Site Isolation feature on desktop clients, however the full cross-origin access is possible on Android installations.

3) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2024-9394)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to application does not properly impose security restrictions. A remote attacker can send a specially crafted multipart response and execute arbitrary JavaScript under the resource://devtools origin. This could allow them to access cross-origin JSON content.

Note, this access is limited to "same site" documents by the Site Isolation feature on desktop clients, however full cross-origin access is possible on Android.

4) Buffer overflow (CVE-ID: CVE-2024-9401)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into visiting it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

5) Use-after-free (CVE-ID: CVE-2024-9680)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in Animation timeline. A remote attacker can trick the victim into visiting a specially crafted website, trigger a use-after-free error and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.

Remediation

Install update from vendor's website.

References

• https://lists.debian.org/debian-security-announce/2024/msg00203.html