CVE-2017-5402
Estado: ModificadaCrítica (9.8)—
A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working with fonts. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.90%
- Percentil entre todas las CVEs puntuadas: 87
- Fecha de la puntuación: 7/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (9)
CWE
- CWE-416
Referencias
- http://rhn.redhat.com/errata/RHSA-2017-0459.html
- http://rhn.redhat.com/errata/RHSA-2017-0461.html
- http://rhn.redhat.com/errata/RHSA-2017-0498.html
- http://www.securityfocus.com/bid/96664
- http://www.securitytracker.com/id/1037966
- https://bugzilla.mozilla.org/show_bug.cgi?id=1334876
- https://security.gentoo.org/glsa/201705-06
- https://security.gentoo.org/glsa/201705-07
- https://www.debian.org/security/2017/dsa-3805
- https://www.debian.org/security/2017/dsa-3832
- https://www.mozilla.org/security/advisories/mfsa2017-05/
- https://www.mozilla.org/security/advisories/mfsa2017-06/
- https://www.mozilla.org/security/advisories/mfsa2017-07/
- https://www.mozilla.org/security/advisories/mfsa2017-09/
- http://rhn.redhat.com/errata/RHSA-2017-0459.html
- http://rhn.redhat.com/errata/RHSA-2017-0461.html
- http://rhn.redhat.com/errata/RHSA-2017-0498.html
- http://www.securityfocus.com/bid/96664
- http://www.securitytracker.com/id/1037966
- https://bugzilla.mozilla.org/show_bug.cgi?id=1334876
- https://security.gentoo.org/glsa/201705-06
- https://security.gentoo.org/glsa/201705-07
- https://www.debian.org/security/2017/dsa-3805
- https://www.debian.org/security/2017/dsa-3832
- https://www.mozilla.org/security/advisories/mfsa2017-05/
- https://www.mozilla.org/security/advisories/mfsa2017-06/
- https://www.mozilla.org/security/advisories/mfsa2017-07/
- https://www.mozilla.org/security/advisories/mfsa2017-09/
JSON original (NVD)
Mostrar
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