CVE-2020-12387

CVE Details

Release Date:2020-05-26

Description


A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. This resulted in a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.

See more information about CVE-2020-12387 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 8.1 Base Metrics: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector: Network Attack Complexity: High
Privileges Required: None User Interaction: None
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 6 (firefox)ELSA-2020-20362020-07-07
Oracle Linux version 6 (thunderbird)ELSA-2020-20492020-07-07
Oracle Linux version 7 (firefox)ELSA-2020-20372020-05-07
Oracle Linux version 7 (thunderbird)ELSA-2020-20502020-05-12
Oracle Linux version 8 (firefox)ELSA-2020-20312020-05-09
Oracle Linux version 8 (thunderbird)ELSA-2020-20462020-05-12



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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