QID 198397

Date Published: 2021-06-09

QID 198397: Ubuntu Security Notification for Firefox vulnerabilities (USN-4978-1)

Multiple security issues were discovered in firefoxfilenames printed from private browsing mode were incorrectly retained in preferences.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

if a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, re-enable camera devices without an additional permission prompt, spoof the browser ui, or execute arbitrary code. (
cve-2021-29959, cve-2021-29961, cve-2021-29966, cve-2021-29967) a local attacker could potentially exploit this to obtain sensitive information. (
cve-2021-29960).

  • CVSS V3 rated as Medium - 4.2 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Refer to Ubuntu advisory: USN-4978-1 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 198397

    CVE-2021-29967 | CVE-2021-29961 | CVE-2021-29966 | CVE-2021-29959 | CVE-2021-29960 |
    Software Advisories
    Advisory ID Software Component Link
    USN-4978-1 Ubuntu Linux URL Logo usn.ubuntu.com/4978-1
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