CVE-2023-6862

Public on 2023-12-19
Modified on 2024-02-02
Description
A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
6.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Firefox Extra firefox 2024-01-09 ALAS2FIREFOX-2024-018 Fixed
Amazon Linux 2 - Core thunderbird 2024-01-09 ALAS2-2024-2377 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2023-6862 Mitre: CVE-2023-6862