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Vulnerabilities / CVE-2026-14241

critical

CVE-2026-14241

firefox: Memory safety bugs fixed in Firefox 152.0.4

Published Modified CWE 787, 119
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (high), Ubuntu (medium).

Description

Memory safety bugs present in Firefox 152.0.3. 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 was fixed in Firefox 152.0.4.

Affected packages and fixed versions

SourcePackageFixed in
rapidfort fedora 43firefox, firefox-langpacks152.0.4-1.fc43
rapidfort ubuntu 20.04thunderbirdno fix listed
rapidfort ubuntu 22.04thunderbirdno fix listed
rapidfort ubuntu 24.04thunderbirdno fix listed
ubuntu 22.04thunderbirdno fix listed
Show all 6 entries from 5 sources
SourcePackageFixed in
rapidfort fedora 43firefox152.0.4-1.fc43
rapidfort fedora 43firefox-langpacks152.0.4-1.fc43
rapidfort ubuntu 20.04thunderbirdno fix listed
rapidfort ubuntu 22.04thunderbirdno fix listed
rapidfort ubuntu 24.04thunderbirdno fix listed
ubuntu 22.04thunderbirdno fix listed

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.