USN-5954-1: Firefox vulnerabilities
Ubuntu Security Notice USN-5954-1
March 15, 2023
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
Several security issues were fixed in Firefox.
- firefox: Mozilla Open Source web browser
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-2023-25750,
CVE-2023-25752, CVE-2023-28162, CVE-2023-28176, CVE-2023-28177)
Lukas Bernhard discovered that Firefox did not properly manage memory
when invalidating JIT code while following an iterator. An attacker could
potentially exploits this issue to cause a denial of service.
Rob Wu discovered that Firefox did not properly manage the URLs when
following a redirect to a publicly accessible web extension file. An
attacker could potentially exploits this to obtain sensitive information.
Luan Herrera discovered that Firefox did not properly manage cross-origin
iframe when dragging a URL. An attacker could potentially exploit this
issue to perform spoofing attacks. (CVE-2023-28164)
Khiem Tran discovered that Firefox did not properly manage one-time
permissions granted to a document loaded using a file: URL. An attacker
could potentially exploit this issue to use granted one-time permissions
on the local files came from different sources. (CVE-2023-28161)
The problem can be corrected by updating your system to the following
Ubuntu 20.04 LTS:
Ubuntu 18.04 LTS:
After a standard system update you need to restart Firefox to make all the
CVE-2023-25750, CVE-2023-25751, CVE-2023-25752, CVE-2023-28160,
CVE-2023-28161, CVE-2023-28162, CVE-2023-28164, CVE-2023-28176,
A Firefox security update has been released for Ubuntu Linux 18.04 LTS and 20.04 LTS.