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Ubuntu Security Notice USN-6862-1
July 03, 2024
firefox vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
Summary:
Several security issues were fixed in Firefox.
Software Description:
- 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-2024-5689,
CVE-2024-5690, CVE-2024-5691, CVE-2024-5693, CVE-2024-5697, CVE-2024-5698,
CVE-2024-5699, CVE-2024-5700, CVE-2024-5701)
Lukas Bernhard discovered that Firefox did not properly manage memory
during garbage collection. An attacker could potentially exploit this
issue to cause a denial of service, or  execute arbitrary code.
(CVE-2024-5688)
Lukas Bernhard discovered that Firefox did not properly manage memory in
the JavaScript engine. An attacker could potentially exploit this issue to
obtain sensitive information. (CVE-2024-5694)
Irvan Kurniawan discovered that Firefox did not properly handle certain
allocations in the probabilistic heap checker. An attacker could
potentially exploit this issue to cause a denial of service.
(CVE-2024-5695)
Irvan Kurniawan discovered that Firefox did not properly handle certain
text fragments in input tags. An attacker could potentially exploit this
issue to cause a denial of service. (CVE-2024-5696)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 20.04 LTS
   firefox                         127.0.2+build1-0ubuntu0.20.04.1
After a standard system update you need to restart Firefox to make all the
necessary changes.
References:
   https://ubuntu.com/security/notices/USN-6862-1
   CVE-2024-5688, CVE-2024-5689, CVE-2024-5690, CVE-2024-5691,
   CVE-2024-5693, CVE-2024-5694, CVE-2024-5695, CVE-2024-5696,
   CVE-2024-5697, CVE-2024-5698, CVE-2024-5699, CVE-2024-5700,
   CVE-2024-5701
Package Information:
   https://launchpad.net/ubuntu/+source/firefox/127.0.2+build1-0ubuntu0.20.04.1