crítica
CVE-2017-7828
Mozilla: Use-after-free of PressShell while restyling layout (MFSA 2017-25)
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 vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| debian 11 | firefox-esr, thunderbird | 52.5.0esr-1 y 1 más |
| debian 12 | firefox-esr, thunderbird | 52.5.0esr-1 y 1 más |
| debian 13 | firefox-esr, thunderbird | 52.5.0esr-1 y 1 más |
| debian 14 | firefox-esr, thunderbird | 52.5.0esr-1 y 1 más |
| debian 7 | firefox-esr, thunderbird | 52.5.0esr-1~deb7u1 y 1 más |
| debian 8 | firefox-esr, thunderbird | 52.5.0esr-1~deb8u1 y 1 más |
| debian 9 | firefox-esr, thunderbird | 52.5.0esr-1~deb9u1 y 1 más |
| echo | firefox-esr, thunderbird | 52.5.0esr-1 y 1 más |
| Oracle Linux 6 | firefox, thunderbird | 52.5.0-1.0.1.el6_9 |
| Oracle Linux 7 | firefox, thunderbird | 52.5.0-1.0.1.el7_4 |
| ubuntu 14.04 | firefox, thunderbird | 57.0+build4-0ubuntu0.14.04.4 y 1 más |
| ubuntu 16.04 | firefox, thunderbird | 57.0+build4-0ubuntu0.16.04.5 y 1 más |
Mostrar las 30 entradas de 15 fuentes
| Fuente | Paquete | Corregido en |
|---|---|---|
| debian 11 | firefox-esr | 52.5.0esr-1 |
| debian 11 | thunderbird | 1:52.5.0-1 |
| debian 12 | firefox-esr | 52.5.0esr-1 |
| debian 12 | thunderbird | 1:52.5.0-1 |
| debian 13 | firefox-esr | 52.5.0esr-1 |
| debian 13 | thunderbird | 1:52.5.0-1 |
| debian 14 | firefox-esr | 52.5.0esr-1 |
| debian 14 | thunderbird | 1:52.5.0-1 |
| debian 7 | firefox-esr | 52.5.0esr-1~deb7u1 |
| debian 7 | thunderbird | 1:52.5.0-1~deb7u1 |
| debian 8 | firefox-esr | 52.5.0esr-1~deb8u1 |
| debian 8 | thunderbird | 1:52.5.2-2~deb8u1 |
| debian 9 | firefox-esr | 52.5.0esr-1~deb9u1 |
| debian 9 | thunderbird | 1:52.5.2-2~deb9u1 |
| echo | firefox-esr | 52.5.0esr-1 |
| echo | thunderbird | 1:52.5.0-1 |
| Oracle Linux 6 | firefox | 52.5.0-1.0.1.el6_9 |
| Oracle Linux 6 | thunderbird | 52.5.0-1.0.1.el6_9 |
| Oracle Linux 7 | firefox | 52.5.0-1.0.1.el7_4 |
| Oracle Linux 7 | thunderbird | 52.5.0-1.0.1.el7_4 |
| ubuntu 14.04 | firefox | 57.0+build4-0ubuntu0.14.04.4 |
| ubuntu 14.04 | thunderbird | 1:52.5.0+build1-0ubuntu0.14.04.1 |
| ubuntu 16.04 | firefox | 57.0+build4-0ubuntu0.16.04.5 |
| ubuntu 16.04 | thunderbird | 1:52.5.0+build1-0ubuntu0.16.04.1 |
| ubuntu 17.04 | firefox | 57.0+build4-0ubuntu0.17.04.5 |
| ubuntu 17.04 | thunderbird | 1:52.5.0+build1-0ubuntu0.14.04.1 |
| ubuntu 17.10 | firefox | 57.0+build4-0ubuntu0.17.10.5 |
| ubuntu 17.10 | thunderbird | 1:52.5.0+build1-0ubuntu0.17.10.1 |
| ubuntu 18.04 | firefox | 57.0.1+build2-0ubuntu1 |
| ubuntu 18.04 | thunderbird | 1:52.6.0+build1-0ubuntu1 |
Referencias
- http://www.securityfocus.com/bid/101832
- http://www.securitytracker.com/id/1039803
- https://access.redhat.com/errata/RHSA-2017:3247
- https://access.redhat.com/errata/RHSA-2017:3372
- https://access.redhat.com/security/cve/CVE-2017-7828
- https://bugzilla.mozilla.org/show_bug.cgi?id=1406750
- https://bugzilla.mozilla.org/show_bug.cgi?id=1412252
- https://linux.oracle.com/cve/CVE-2017-7828.html
Las 23 referencias
- https://linux.oracle.com/errata/ELSA-2017-3372.html
- https://lists.debian.org/debian-lts-announce/2017/11/msg00018.html
- https://lists.debian.org/debian-lts-announce/2017/12/msg00001.html
- https://nvd.nist.gov/vuln/detail/CVE-2017-7828
- https://ubuntu.com/security/notices/USN-3477-1
- https://ubuntu.com/security/notices/USN-3490-1
- https://www.cve.org/CVERecord?id=CVE-2017-7828
- https://www.debian.org/security/2017/dsa-4035
- https://www.debian.org/security/2017/dsa-4061
- https://www.debian.org/security/2017/dsa-4075
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-24/
- https://www.mozilla.org/en-US/security/advisories/mfsa2017-25/#CVE-2017-7828
- https://www.mozilla.org/security/advisories/mfsa2017-24/
- https://www.mozilla.org/security/advisories/mfsa2017-25/
- https://www.mozilla.org/security/advisories/mfsa2017-26/