Description
On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-2170-1 | firefox-esr security update |
Debian DLA |
DLA-2172-1 | thunderbird security update |
Debian DSA |
DSA-4655-1 | firefox-esr security update |
Debian DSA |
DSA-4656-1 | thunderbird security update |
EUVD |
EUVD-2020-27966 | On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75. |
Ubuntu USN |
USN-4323-1 | Firefox vulnerabilities |
Ubuntu USN |
USN-4328-1 | Thunderbird vulnerabilities |
Ubuntu USN |
USN-4335-1 | Thunderbird vulnerabilities |
References
History
Fri, 11 Jul 2025 13:45:00 +0000
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Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-04T09:11:05.085Z
Reserved: 2020-01-10T00:00:00.000Z
Link: CVE-2020-6822
No data.
Status : Modified
Published: 2020-04-24T16:15:13.573
Modified: 2024-11-21T05:36:14.513
Link: CVE-2020-6822
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
EUVD
Ubuntu USN