crítica
CVE-2017-5402
Mozilla: Use-after-free working with events in FontFace objects (MFSA 2017-06)
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat9.8CVSS:3.0/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, Red Hat. Más baja según Oracle (alta), Ubuntu (media).
Descripción
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.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| debian 11 | firefox-esr | 45.8.0esr-1 |
| debian 12 | firefox-esr | 45.8.0esr-1 |
| debian 13 | firefox-esr | 45.8.0esr-1 |
| debian 14 | firefox-esr | 45.8.0esr-1 |
| debian 7 | firefox-esr, icedove | 45.8.0esr-1~deb7u1 y 1 más |
| debian 8 | firefox-esr, icedove | 45.8.0esr-1~deb8u1 y 1 más |
| echo | firefox-esr | 45.8.0esr-1 |
| Oracle Linux 5 | firefox, thunderbird | 45.8.0-2.0.1.el5_11 y 1 más |
| Oracle Linux 6 | firefox, thunderbird | 45.8.0-2.0.1.el6_8 y 1 más |
| Oracle Linux 7 | firefox, thunderbird | 52.0-4.0.1.el7_3 y 1 más |
| ubuntu 12.04 | firefox, thunderbird | 52.0+build2-0ubuntu0.12.04.1 y 1 más |
| ubuntu 14.04 | firefox, thunderbird | 52.0+build2-0ubuntu0.14.04.1 y 1 más |
Mostrar las 25 entradas de 15 fuentes
| Fuente | Paquete | Corregido en |
|---|---|---|
| debian 11 | firefox-esr | 45.8.0esr-1 |
| debian 12 | firefox-esr | 45.8.0esr-1 |
| debian 13 | firefox-esr | 45.8.0esr-1 |
| debian 14 | firefox-esr | 45.8.0esr-1 |
| debian 7 | firefox-esr | 45.8.0esr-1~deb7u1 |
| debian 7 | icedove | 1:45.8.0-3~deb7u1 |
| debian 8 | firefox-esr | 45.8.0esr-1~deb8u1 |
| debian 8 | icedove | 1:45.8.0-3~deb8u1 |
| echo | firefox-esr | 45.8.0esr-1 |
| Oracle Linux 5 | firefox | 45.8.0-2.0.1.el5_11 |
| Oracle Linux 5 | thunderbird | 45.8.0-1.0.1.el5_11 |
| Oracle Linux 6 | firefox | 45.8.0-2.0.1.el6_8 |
| Oracle Linux 6 | thunderbird | 45.8.0-1.0.1.el6_8 |
| Oracle Linux 7 | firefox | 52.0-4.0.1.el7_3 |
| Oracle Linux 7 | thunderbird | 45.8.0-1.0.1.el7_3 |
| ubuntu 12.04 | firefox | 52.0+build2-0ubuntu0.12.04.1 |
| ubuntu 12.04 | thunderbird | 1:45.8.0+build1-0ubuntu0.12.04.1 |
| ubuntu 14.04 | firefox | 52.0+build2-0ubuntu0.14.04.1 |
| ubuntu 14.04 | thunderbird | 1:45.8.0+build1-0ubuntu0.14.04.1 |
| ubuntu 16.04 | firefox | 52.0+build2-0ubuntu0.16.04.1 |
| ubuntu 16.04 | thunderbird | 1:45.8.0+build1-0ubuntu0.16.04.1 |
| ubuntu 16.10 | firefox | 52.0+build2-0ubuntu0.16.10.1 |
| ubuntu 16.10 | thunderbird | 1:45.8.0+build1-0ubuntu0.16.10.1 |
| ubuntu 17.04 | firefox | 52.0.1+build2-0ubuntu1 |
| ubuntu 17.04 | thunderbird | 1:45.8.0+build1-0ubuntu1 |
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://access.redhat.com/security/cve/CVE-2017-5402
- https://bugzilla.mozilla.org/show_bug.cgi?id=1334876
- https://linux.oracle.com/cve/CVE-2017-5402.html
Las 23 referencias
- https://linux.oracle.com/errata/ELSA-2017-0498.html
- https://nvd.nist.gov/vuln/detail/CVE-2017-5402
- https://security.gentoo.org/glsa/201705-06
- https://security.gentoo.org/glsa/201705-07
- https://ubuntu.com/security/notices/USN-3216-1
- https://ubuntu.com/security/notices/USN-3233-1
- https://www.cve.org/CVERecord?id=CVE-2017-5402
- https://www.debian.org/security/2017/dsa-3805
- https://www.debian.org/security/2017/dsa-3832
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5402
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-06/#CVE-2017-5402
- 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/