Bug 637136 – media-gfx/fontforge: Multiple vulnerabilities (CVE-2017-11570, CVE-2017-11573)

• Status: RESOLVED INVALID
• Product: Gentoo Security

[Description Christopher Díaz Riveros (RETIRED) 2017-11-11 15:04:14 UTC]

CVE-2017-11573 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-11573):
  FontForge 20161012 is vulnerable to a buffer over-read in
  ValidatePostScriptFontName (parsettf.c) resulting in DoS or code execution
  via a crafted otf file.

CVE-2017-11570 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-11570):
  FontForge 20161012 is vulnerable to a buffer over-read in umodenc
  (parsettf.c) resulting in DoS or code execution via a crafted otf file.

[Comment 1 Michael Boyle 2018-05-11 02:56:21 UTC]

@maintainers. there is a purposed patch for both these CVE
https://github.com/gnehsoah/poc/blob/master/fontforge/umodenc-in-parsettf.c-global-buffer-overflow.otf

Michael Boyle
Gentoo Security Padawan.

[Comment 2 Mike Gilbert 2018-05-28 18:49:13 UTC]

(In reply to Michael Boyle from comment #1)

That link points at a font file, not a patch.

[Comment 3 Sam James 2020-06-20 01:16:51 UTC]

These are quite old and upstream couldn't reproduce these. No reply from reporter.