CVE-2017-5436

8.8 high Analyzed

An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font. This results in a potentially exploitable crash. This issue was fixed in the Graphite 2 library as well as Mozilla products. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Fix

Patch, vendor advisory and mitigation references on NVD 10

https://bugzilla.mozilla.org/show_bug.cgi?id=1345461 Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1345461 Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ Vendor Advisory

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

2026-10-16 15:46First seenCVSS 8.8 · debian, redhat, silNVD modified 2026-10-16 15:29

Affected (CPE criteria) 17

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
cpe:2.3:a:sil:graphite2:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

References 24

http://www.securityfocus.com/bid/97940 Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038320 Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:1104 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1106 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1201 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1345461 Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/201706-25 Third Party Advisory
https://www.debian.org/security/2017/dsa-3831 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ Vendor Advisory
http://www.securityfocus.com/bid/97940 Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038320 Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:1104 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1106 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1201 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1345461 Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/201706-25 Third Party Advisory
https://www.debian.org/security/2017/dsa-3831 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-11/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ Vendor Advisory