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HIGH

Integer Overflow in RecordedSourceSurfaceCreation

Published Sep 11, 2023

Description

On Windows, an integer overflow could occur in `RecordedSourceSurfaceCreation` which resulted in a heap buffer overflow potentially leaking sensitive data that could have led to a sandbox escape. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

Affected products

Remediation

Red Hat statement

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

References (11)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mozilla
Published Sep 11, 2023
Updated Dec 18, 2025
Reserved Aug 29, 2023
CISA Vulnrichment
Updated Sep 26, 2024
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity Important
Public date Aug 29, 2023