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CVE-2023-4056

Public on 2023-08-01
Modified on 2024-02-07
Description

Memory safety bugs present in Firefox 115, Firefox ESR 115.0, Firefox ESR 102.13, Thunderbird 115.0, and Thunderbird 102.13. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.

Severity
Important
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CVSS v3 Base Score
7.5
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Firefox Extra firefox 2023-08-21 21:01 ALAS2FIREFOX-2023-002
Amazon Linux 2 - Core thunderbird 2023-09-13 23:44 ALAS2-2023-2248

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H