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Vulnerabilidades / CVE-2021-20314

crítica

CVE-2021-20314

Stack buffer overflow in libspf2 versions below 1.2.11 when processing ...

Publicada Modificada CWE 787
En la Trivy database desde, como mínimo, el 24 oct 2026, 07:11 UTCNo consta cuándo entró antes de ese build.

Severidad por fuente

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

La etiqueta propia de Trivy es CRITICAL. Crítica según NVD. Más baja según Ubuntu (media).

Descripción

Stack buffer overflow in libspf2 versions below 1.2.11 when processing certain SPF macros can lead to Denial of service and potentially code execution via malicious crafted SPF explanation messages.

Paquetes afectados y versiones corregidas

FuentePaqueteCorregido en
alpine 3.11libspf21.2.10-r5
alpine 3.12libspf21.2.10-r5
alpine 3.13libspf21.2.10-r5
alpine 3.14libspf21.2.10-r5
alpine 3.15libspf21.2.10-r5
alpine 3.16libspf21.2.10-r5
alpine 3.17libspf21.2.10-r5
alpine 3.18libspf21.2.10-r5
alpine 3.19libspf21.2.10-r5
alpine 3.20libspf21.2.10-r5
alpine 3.21libspf21.2.10-r5
alpine 3.22libspf21.2.10-r5
Mostrar las 26 entradas de 26 fuentes
FuentePaqueteCorregido en
alpine 3.11libspf21.2.10-r5
alpine 3.12libspf21.2.10-r5
alpine 3.13libspf21.2.10-r5
alpine 3.14libspf21.2.10-r5
alpine 3.15libspf21.2.10-r5
alpine 3.16libspf21.2.10-r5
alpine 3.17libspf21.2.10-r5
alpine 3.18libspf21.2.10-r5
alpine 3.19libspf21.2.10-r5
alpine 3.20libspf21.2.10-r5
alpine 3.21libspf21.2.10-r5
alpine 3.22libspf21.2.10-r5
alpine 3.23libspf21.2.11-r4
alpine 3.24libspf21.2.11-r4
alpine edgelibspf21.2.11-r4
debian 10libspf21.2.10-7.1~deb10u1
debian 11libspf21.2.10-7.1~deb11u1
debian 12libspf21.2.10-7.1
debian 13libspf21.2.10-7.1
debian 14libspf21.2.10-7.1
debian 9libspf21.2.10-7+deb9u1
echolibspf21.2.10-7.1
ubuntu 16.04-ESMlibspf21.2.10-6ubuntu0.1~esm1
ubuntu 18.04-ESMlibspf21.2.10-7ubuntu0.18.04.1~esm1
ubuntu 20.04libspf21.2.10-7+deb9u2build0.20.04.1
ubuntu 20.04-ESMlibspf21.2.10-7+deb9u2build0.20.04.1

Referencias

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.