{"schema_version":"1.7.2","id":"OESA-2026-2480","modified":"2026-05-29T13:33:54Z","published":"2026-05-29T13:33:54Z","upstream":["CVE-2026-8836"],"summary":"lwip security update","details":"lwip is a small independent implementation of the TCP/IP protocol suite.\r\n\r\nSecurity Fix(es):\n\nA vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_parse_inbound_frame of the file src/apps/snmp/snmp_msg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be initiated remotely. The patch is named 0c957ec03054eb6c8205e9c9d1d05d90ada3898c. It is suggested to install a patch to address this issue.(CVE-2026-8836)","affected":[{"package":{"ecosystem":"openEuler:24.03-LTS","name":"lwip","purl":"pkg:rpm/openEuler/lwip&distro=openEuler-24.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-76.oe2403sp3"}]}],"ecosystem_specific":{"aarch64":["lwip-2.2.0-76.oe2403.aarch64.rpm","lwip-2.2.0-76.oe2403sp1.aarch64.rpm","lwip-2.2.0-76.oe2403sp3.aarch64.rpm"],"src":["lwip-2.2.0-76.oe2403.src.rpm","lwip-2.2.0-76.oe2403sp1.src.rpm","lwip-2.2.0-76.oe2403sp3.src.rpm"],"x86_64":["lwip-2.2.0-76.oe2403.x86_64.rpm","lwip-2.2.0-76.oe2403sp1.x86_64.rpm","lwip-2.2.0-76.oe2403sp3.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP1","name":"lwip","purl":"pkg:rpm/openEuler/lwip&distro=openEuler-24.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-76.oe2403sp1"}]}],"ecosystem_specific":{"aarch64":["lwip-2.2.0-76.oe2403sp1.aarch64.rpm"],"src":["lwip-2.2.0-76.oe2403sp1.src.rpm"],"x86_64":["lwip-2.2.0-76.oe2403sp1.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:24.03-LTS-SP3","name":"lwip","purl":"pkg:rpm/openEuler/lwip&distro=openEuler-24.03-LTS-SP3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-76.oe2403sp3"}]}],"ecosystem_specific":{"aarch64":["lwip-2.2.0-76.oe2403sp3.aarch64.rpm"],"src":["lwip-2.2.0-76.oe2403sp3.src.rpm"],"x86_64":["lwip-2.2.0-76.oe2403sp3.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"lwip","purl":"pkg:rpm/openEuler/lwip&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-76.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["lwip-2.2.0-76.oe2003sp4.aarch64.rpm"],"src":["lwip-2.2.0-76.oe2003sp4.src.rpm"],"x86_64":["lwip-2.2.0-76.oe2003sp4.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:22.03-LTS-SP4","name":"lwip","purl":"pkg:rpm/openEuler/lwip&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.0-76.oe2203sp4"}]}],"ecosystem_specific":{"aarch64":["lwip-2.2.0-76.oe2203sp4.aarch64.rpm"],"src":["lwip-2.2.0-76.oe2203sp4.src.rpm"],"x86_64":["lwip-2.2.0-76.oe2203sp4.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2480"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8836"}],"database_specific":{"severity":"Critical"}}