{"id":"AZL-105048","summary":"CVE-2026-102633 affecting package expat 2.8.3-2","details":"libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with vulnerable libexpat can cause heap buffer overflow, memory corruption, or denial of service.","modified":"2026-09-30T14:19:38.529936662Z","published":"2026-09-29T17:17:06Z","upstream":["CVE-2026-102633"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102633"}],"affected":[{"package":{"name":"expat","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/expat"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.8.3-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-105048.json"}}],"schema_version":"1.9.0"}