SB2024101856 - openEuler 24.03 LTS update for firefox

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) 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.

2) 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.

3) Insufficient UI Warning of Dangerous Operations (CVE-ID: CVE-2024-9397)

The vulnerability allows a remote attacker to perform clickjacking attacks.

The vulnerability exists due to a missing delay in directory upload UI. A remote attacker can trick a user into granting permission via clickjacking.

4) Input validation error (CVE-ID: CVE-2024-9399)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when handling WebTransport. A remote attacker can trick the victim into visiting a specially crafted website and crash the browser.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-2275