CVE-2023-23606

Memory safety bugs fixed in Firefox 109

Published Jun 2, 2023 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108. 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 < 109.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-27706 Memory safety bugs present in Firefox 108. 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 < 109.
Ubuntu USN Ubuntu USN USN-5816-1 Firefox vulnerabilities
History
Type Values Removed Values Added
Description Memory safety bugs present in Firefox 108. 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 < 109. Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108. 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 < 109.
Title Memory safety bugs fixed in Firefox 109
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Dec 18, 2025, 3:23 PM
Reserved
Jan 16, 2023, 12:00 AM
Status
Modified
Published
Jun 2, 2023, 5:15 PM
Modified
Jun 17, 2026, 5:37 AM