CVE Details

Release Date:2021-11-03


During process shutdown, a document could have caused a use-after-free of a languages service object, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.

See more information about CVE-2021-38498 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: 7.5 Base Metrics: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Access Vector: Network Attack Complexity: Low
Privileges Required: None User Interaction: None
Scope: Unchanged Confidentiality Impact: None
Integrity Impact: None Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 7 (firefox)ELSA-2021-37912021-10-25
Oracle Linux version 7 (thunderbird)ELSA-2021-38412021-10-25
Oracle Linux version 8 (firefox)ELSA-2021-37552021-10-11
Oracle Linux version 8 (thunderbird)ELSA-2021-38382021-10-15

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