CVE-2023-6865: Undefined Security Weakness

EncryptingOutputStream was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR 115.6 and Firefox 121...

Security Vulnerabilities fixed in Firefox 121 — Mozilla

The WebGL DrawElementsInstanced method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. Multiple NSS NIST curves were susceptible to a side-channel attack known as...

PT-2023-7975

Name of the Vulnerable Software and Affected Versions Firefox ESR versions prior to 115.6 Firefox versions prior to 121 Description The issue is related to the EncryptingOutputStream being susceptible to exposing uninitialized data. This could be abused to write data to a local disk, potentially...

Mozilla Firefox ESR < 115.6

The version of Firefox ESR installed on the remote Windows host is prior to 115.6. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2023-54 advisory. - Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. Some of these bugs showed...