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Out of bounds write in GMPDecodeData when processing large images - CVE-2020-6822

ID: oval:org.secpod.oval:def:62404Date: (C)2020-04-08   (M)2023-11-19
Class: VULNERABILITYFamily: macos




Mozilla Firefox 75, Mozilla Firefox ESR 68.7 and Mozilla Thunderbird 68.7 : On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in GMPDecodeData. It is possible that with enough effort this could have been exploited to run arbitrary code.

Platform:
Apple Mac OS 14
Apple Mac OS 13
Apple Mac OS 12
Apple Mac OS 11
Apple Mac OS X 10.15
Apple Mac OS X 10.9
Apple Mac OS X 10.10
Apple Mac OS X 10.11
Apple Mac OS X 10.12
Apple Mac OS X 10.13
Apple Mac OS X 10.14
Product:
Mozilla Firefox
Mozilla Firefox ESR
Mozilla Thunderbird
Reference:
CVE-2020-6822
CVE    1
CVE-2020-6822
CPE    2
cpe:/a:mozilla:firefox_esr
cpe:/a:mozilla:firefox

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