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Vulnerabilities / CVE-2026-84141

critical

CVE-2026-84141

firefox: thunderbird: Integer overflow in the Graphics: ImageLib component

Published Modified CWE 190
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 Hat3.4CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N

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

Description

Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.

Affected packages and fixed versions

SourcePackageFixed in
amazon linux 2023firefox, firefox-debuginfo, firefox-debugsource140.17.0-1.amzn2023.0.1
chainguardfirefox155.0.1-r0
rapidfort alpine 3.20firefox, thunderbirdno fix listed
rapidfort alpine 3.21firefox, thunderbirdno fix listed
rapidfort alpine 3.22firefox, thunderbirdno fix listed
rapidfort alpine 3.23firefox, thunderbirdno fix listed
rapidfort alpine 3.24firefox, thunderbirdno fix listed
rapidfort amazon linux 2023firefox140.17.0-1.amzn2023.0.1
rapidfort fedora 43thunderbird, thunderbird-librnp-rnp155.0-5.fc43
rapidfort ubuntu 20.04thunderbirdno fix listed
rapidfort ubuntu 22.04thunderbirdno fix listed
rapidfort ubuntu 24.04thunderbirdno fix listed
Show all 22 entries from 14 sources
SourcePackageFixed in
amazon linux 2023firefox140.17.0-1.amzn2023.0.1
amazon linux 2023firefox-debuginfo140.17.0-1.amzn2023.0.1
amazon linux 2023firefox-debugsource140.17.0-1.amzn2023.0.1
chainguardfirefox155.0.1-r0
rapidfort alpine 3.20firefoxno fix listed
rapidfort alpine 3.20thunderbirdno fix listed
rapidfort alpine 3.21firefoxno fix listed
rapidfort alpine 3.21thunderbirdno fix listed
rapidfort alpine 3.22firefoxno fix listed
rapidfort alpine 3.22thunderbirdno fix listed
rapidfort alpine 3.23firefoxno fix listed
rapidfort alpine 3.23thunderbirdno fix listed
rapidfort alpine 3.24firefoxno fix listed
rapidfort alpine 3.24thunderbirdno fix listed
rapidfort amazon linux 2023firefox140.17.0-1.amzn2023.0.1
rapidfort fedora 43thunderbird155.0-5.fc43
rapidfort fedora 43thunderbird-librnp-rnp155.0-5.fc43
rapidfort ubuntu 20.04thunderbirdno fix listed
rapidfort ubuntu 22.04thunderbirdno fix listed
rapidfort ubuntu 24.04thunderbirdno fix listed
ubuntu 22.04thunderbirdno fix listed
wolfifirefox155.0.1-r0

References

All 12 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.