PT-2017-12108 · Fontforge+2 · Fontforge+2

Publicado 2017-07-23 · Atualizado 2020-01-13 · CVE-2017-11570

Positive Technologies (AI Summary)

CVSS v3.1

7.8

Alta

Vetor base

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions FontForge version 20161012

Description The issue is related to a buffer over-read in the umodenc function, located in parsettf.c, which can be triggered by a crafted otf file. This can result in a denial of service (DoS) or potentially allow for code execution.

Recommendations For FontForge version 20161012, consider avoiding the use of crafted otf files until a patch is available. As a temporary workaround, restrict access to the umodenc function in parsettf.c to minimize the risk of exploitation.

Correção

DoS

Out of bounds Read

Enumeração de Fraquezas

CWE-125

Identificadores relacionados

ALT-PU-2017-1979

CVE-2017-11570

Produtos afetados

Alt Linux

Debian

Fontforge

Referências · 22

• https://github.com/fontforge/fontforge/issues/3097 · Correção
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11571 · Nota de Segurança
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11568 · Nota de Segurança
• https://osv.dev/vulnerability/CVE-2017-11570 · Aviso do Fabricante
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11573 · Nota de Segurança
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11574 · Nota de Segurança
• https://nvd.nist.gov/vuln/detail/CVE-2017-11570 · Nota de Segurança
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11577 · Nota de Segurança
• https://security-tracker.debian.org/tracker/CVE-2017-11570 · Aviso do Fabricante
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11572 · Nota de Segurança
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-11570 · Aviso do Fabricante
• https://security-tracker.debian.org/tracker/source-package/fontforge · Aviso do Fabricante
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11576 · Nota de Segurança
• https://cve.org/CVERecord?id=CVE-2017-11570 · Nota de Segurança
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11570 · Nota de Segurança