In Xpdf 4.02, SplashOutputDev::endType3Char(GfxState *state) SplashOutputDev.cc:3079 is trying to use the freed `t3GlyphStack->cache`, which causes an `heap-use-after-free` problem. The codes of a previous fix for nested Type 3 characters wasn't correctly handling the case where a Type 3 char referred to another char in the same Type 3 font.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2020-11-21T05:29:54

Updated: 2024-08-04T15:40:36.653Z

Reserved: 2020-09-16T00:00:00

Link: CVE-2020-25725

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-11-21T06:15:12.240

Modified: 2024-11-21T05:18:35.190

Link: CVE-2020-25725

cve-icon Redhat

No data.