{"id":"ALPINE-CVE-2020-25725","details":"In Xpdf 4.02, SplashOutputDev::endType3Char(GfxState *state) SplashOutputDev.cc:3079 is trying to use the freed `t3GlyphStack-\u003ecache`, 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.","modified":"2026-11-03T06:32:24.731044473Z","published":"2020-11-21T06:15:12.240Z","upstream":["CVE-2020-25725"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-25725"}],"affected":[{"package":{"name":"xpdf","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}},{"package":{"name":"xpdf","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/xpdf?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.03-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25725.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}