CVE-2020-26971
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- CVE-2020-26971
CVE Details
| Release Date: | 2021-01-07 | |
| Impact: | None | What is this? |
Description
Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
See more information about CVE-2020-26971 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 8.8 |
| Vector String: | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Version: | 3.0 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | Required |
| Scope: | Unchanged |
| Confidentiality Impact: | High |
| Integrity Impact: | High |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (firefox) | ELSA-2020-5561-1 | 2020-12-17 |
| Oracle Linux version 7 (thunderbird) | ELSA-2020-5618-1 | 2020-12-18 |
| Oracle Linux version 8 (firefox) | ELSA-2020-5562-1 | 2020-12-17 |
| Oracle Linux version 8 (thunderbird) | ELSA-2020-5624-1 | 2020-12-18 |
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