CVE-2020-6820

CVE Details

Release Date:2020-04-24

Description


Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.

See more information about CVE-2020-6820 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-2020-13392020-07-07
Oracle Linux version 6 (thunderbird)ELSA-2020-14882020-07-07
Oracle Linux version 7 (firefox)ELSA-2020-13382020-04-11
Oracle Linux version 7 (thunderbird)ELSA-2020-14892020-04-17
Oracle Linux version 8 (firefox)ELSA-2020-13412020-04-09
Oracle Linux version 8 (thunderbird)ELSA-2020-14952020-04-18



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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