USN-6890-1: Firefox vulnerabilities

10 July 2024

Several security issues were fixed in Firefox.

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Releases

Packages

  • firefox - Mozilla Open Source web browser

Details

Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2024-6601,
CVE-2024-6604, CVE-2024-6607, CVE-2024-6608, CVE-2024-6610, CVE-2024-6611,
CVE-2024-6612, CVE-2024-6613, CVE-2024-6614, CVE-2024-6615)

It was discovered that Firefox did not properly manage certain memory
operations in the NSS. An attacker could potentially exploit this issue to
cause a denial of service, or execute arbitrary code. (CVE-2024-6602,
CVE-2024-6609)

Irvan Kurniawan discovered that Firefox did not properly manage memory
during thread creation. An attacker could potentially exploit this
issue to cause a denial of service, or execute arbitrary code.
(CVE-2024-6603)

It was discovered that Firefox incorrectly handled array accesses in the
clipboard component, leading to an out-of-bounds read vulnerability. An
attacker could possibly use this issue to cause a denial of service or
expose sensitive information. (CVE-2024-6606)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 20.04

After a standard system update you need to restart Firefox to make all the
necessary changes

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