{"id":"ALPINE-CVE-2021-33657","details":"There is a heap overflow problem in video/SDL_pixels.c in SDL (Simple DirectMedia Layer) 2.x to 2.0.18 versions. By crafting a malicious .BMP file, an attacker can cause the application using this library to crash, denial of service or Code execution.","modified":"2026-11-03T06:32:34.135636993Z","published":"2022-04-01T23:15:10.363Z","upstream":["CVE-2021-33657"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-33657"}],"affected":[{"package":{"name":"sdl2","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}},{"package":{"name":"sdl2","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/sdl2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.18-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33657.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}