CVE-2023-4577

CVE Details

Release Date:2023-08-29

Description


When `UpdateRegExpStatics` attempted to access `initialStringHeap` it could already have been garbage collected prior to entering the function, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.

See more information about CVE-2023-4577 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:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Access Vector: Network Attack Complexity: High
Privileges Required: None User Interaction: Required
Scope: Unchanged Confidentiality Impact: High
Integrity Impact: High Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle Linux version 7 (firefox)ELSA-2023-50192023-09-07
Oracle Linux version 7 (thunderbird)ELSA-2023-49452023-09-05
Oracle Linux version 8 (firefox)ELSA-2023-49522023-09-06
Oracle Linux version 8 (thunderbird)ELSA-2023-49542023-09-06
Oracle Linux version 9 (firefox)ELSA-2023-49582023-09-06
Oracle Linux version 9 (thunderbird)ELSA-2023-49552023-09-06



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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