{"id":"OESA-2026-3383","summary":"libsoup security update","details":"libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications.\r\n\r\nSecurity Fix(es):\n\nThe fix for CVE-2026-0716 (commit 6ff7ef0, libsoup 3.6.6) placed the integer overflow guard inside the if (masked) block, leaving unmasked server-to-client frames unprotected. A malicious WebSocket server can send a crafted unmasked frame with a payload length near UINT64_MAX to trigger an OOB read in a libsoup-based client when max_incoming_payload_size is set to 0.(CVE-2026-12478)","modified":"2026-08-16T01:45:13.632660909Z","published":"2026-08-13T14:02:15Z","upstream":["CVE-2026-12478"],"database_specific":{"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3383"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12478"}],"affected":[{"package":{"name":"libsoup","ecosystem":"openEuler:20.03-LTS-SP4","purl":"pkg:rpm/openEuler/libsoup&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.71.0-19.oe2003sp4"}]}],"ecosystem_specific":{"src":["libsoup-2.71.0-19.oe2003sp4.src.rpm"],"x86_64":["libsoup-2.71.0-19.oe2003sp4.x86_64.rpm","libsoup-debuginfo-2.71.0-19.oe2003sp4.x86_64.rpm","libsoup-debugsource-2.71.0-19.oe2003sp4.x86_64.rpm","libsoup-devel-2.71.0-19.oe2003sp4.x86_64.rpm"],"aarch64":["libsoup-2.71.0-19.oe2003sp4.aarch64.rpm","libsoup-debuginfo-2.71.0-19.oe2003sp4.aarch64.rpm","libsoup-debugsource-2.71.0-19.oe2003sp4.aarch64.rpm","libsoup-devel-2.71.0-19.oe2003sp4.aarch64.rpm"],"noarch":["libsoup-help-2.71.0-19.oe2003sp4.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-3383.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"}]}