{"id":"AZL-13124","summary":"CVE-2023-24056 affecting package pkgconf for versions less than 1.8.0-3","details":"In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes.","modified":"2026-04-21T04:22:39.846341Z","published":"2023-01-22T04:15:11Z","upstream":["CVE-2023-24056"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-24056"}],"affected":[{"package":{"name":"pkgconf","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/pkgconf"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.0-3"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-13124.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}