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CVE-2019-18224

libidn2: heap-based buffer overflow in idn2_to_ascii_4i in lib/lookup.c

Veröffentlicht Geändert CWE 787
In der Trivy Database seit spätestens 24. Okt. 2026, 07:11 UTCWann der Eintrag vor diesem Build hinzukam, ist nicht erfasst.

Einstufung nach Quelle

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat5.6CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L

Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut Red Hat (mittel), Amazon (mittel), Ubuntu (mittel).

Beschreibung

idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.

Betroffene Pakete und behobene Versionen

QuellePaketBehoben in
alpine 3.12libidn22.1.1-r0
alpine 3.13libidn22.1.1-r0
alpine 3.14libidn22.1.1-r0
alpine 3.15libidn22.1.1-r0
alpine 3.16libidn22.1.1-r0
alpine 3.17libidn22.1.1-r0
alpine 3.18libidn22.1.1-r0
alpine 3.19libidn22.1.1-r0
alpine 3.20libidn22.1.1-r0
alpine 3.21libidn22.1.1-r0
alpine 3.22libidn22.1.1-r0
alpine 3.23libidn22.1.1-r0
Alle 33 Einträge aus 27 Quellen zeigen
QuellePaketBehoben in
alpine 3.12libidn22.1.1-r0
alpine 3.13libidn22.1.1-r0
alpine 3.14libidn22.1.1-r0
alpine 3.15libidn22.1.1-r0
alpine 3.16libidn22.1.1-r0
alpine 3.17libidn22.1.1-r0
alpine 3.18libidn22.1.1-r0
alpine 3.19libidn22.1.1-r0
alpine 3.20libidn22.1.1-r0
alpine 3.21libidn22.1.1-r0
alpine 3.22libidn22.1.1-r0
alpine 3.23libidn22.1.1-r0
alpine 3.24libidn22.1.1-r0
alpine edgelibidn22.1.1-r0
amazon linux 1idn22.3.0-1.4.amzn1
amazon linux 1libidn22.3.0-1.4.amzn1
amazon linux 1libidn2-debuginfo2.3.0-1.4.amzn1
amazon linux 1libidn2-devel2.3.0-1.4.amzn1
amazon linux 2idn22.3.0-1.amzn2
amazon linux 2libidn22.3.0-1.amzn2
amazon linux 2libidn2-debuginfo2.3.0-1.amzn2
amazon linux 2libidn2-devel2.3.0-1.amzn2
chainguardlibidn20
debian 10libidn22.0.5-1+deb10u1
debian 11libidn22.2.0-1
debian 12libidn22.2.0-1
debian 13libidn22.2.0-1
debian 14libidn22.2.0-1
echolibidn22.2.0-1
ubuntu 18.04libidn22.0.4-1.1ubuntu0.2
ubuntu 18.04-ESMlibidn22.0.4-1.1ubuntu0.2
ubuntu 19.04libidn22.0.5-1ubuntu0.3
wolfilibidn20

Referenzen

Alle 16 Referenzen

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.