Advisory Published

USN-6649-1: Firefox vulnerabilities

First published: Thu Feb 22 2024(Updated: )

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-2024-1547, CVE-2024-1548, CVE-2024-1549, CVE-2024-1550, CVE-2024-1553, CVE-2024-1554, CVE-2024-1555, CVE-2024-1557) Alfred Peters discovered that Firefox did not properly manage memory when storing and re-accessing data on a networking channel. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2024-1546) Johan Carlsson discovered that Firefox incorrectly handled Set-Cookie response headers in multipart HTTP responses. An attacker could potentially exploit this issue to inject arbitrary cookie values. (CVE-2024-1551) Gary Kwong discovered that Firefox incorrectly generated codes on 32-bit ARM devices, which could lead to unexpected numeric conversions or undefined behaviour. An attacker could possibly use this issue to cause a denial of service. (CVE-2024-1552) Ronald Crane discovered that Firefox did not properly manage memory when accessing the built-in profiler. An attacker could potentially exploit this issue to cause a denial of service. (CVE-2024-1556)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/firefox<123.0+build3-0ubuntu0.20.04.1
123.0+build3-0ubuntu0.20.04.1
Ubuntu Ubuntu=20.04

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