{"id":"AZL-65142","summary":"CVE-2025-49630 affecting package mod_http2 2.0.29-3","details":"In certain proxy configurations, a denial of service attack against Apache HTTP Server versions 2.4.26 through to 2.4.63 can be triggered by untrusted clients causing an assertion in mod_proxy_http2.\n\nConfigurations affected are a reverse proxy is configured for an HTTP/2 backend, with ProxyPreserveHost set to \"on\".","modified":"2026-04-01T05:20:51.558574Z","published":"2025-07-10T17:15:48Z","upstream":["CVE-2025-49630"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-49630"}],"affected":[{"package":{"name":"mod_http2","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/mod_http2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.0.29-3"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-65142.json"}}],"schema_version":"1.7.5"}