{"id":"RLSA-2021:2354","summary":"Important: libwebp security update","details":"The libwebp packages provide a library and tools for the WebP graphics format. WebP is an image format with a lossy compression of digital photographic images. WebP consists of a codec based on the VP8 format, and a container based on the Resource Interchange File Format (RIFF). Webmasters, web developers and browser developers can use WebP to compress, archive, and distribute digital images more efficiently.\n\nSecurity Fix(es):\n\n* libwebp: heap-based buffer overflow in PutLE16() (CVE-2018-25011)\n\n* libwebp: heap-based buffer overflow in WebPDecode*Into functions (CVE-2020-36328)\n\n* libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c (CVE-2020-36329)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-02-04T23:45:05.404454Z","published":"2021-06-08T23:31:29Z","upstream":["CVE-2018-25011","CVE-2020-36328","CVE-2020-36329"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:2354"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1956829"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1956843"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1956919"}],"affected":[{"package":{"name":"libwebp","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/libwebp?distro=rocky-linux-8-4-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.0.0-3.el8_4"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:2354.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}