{"id":"AZL-44787","summary":"CVE-2009-5155 affecting package metis 5.1.0.3-7","details":"In the GNU C Library (aka glibc or libc6) before 2.28, parse_reg_exp in posix/regcomp.c misparses alternatives, which allows attackers to cause a denial of service (assertion failure and application exit) or trigger an incorrect result by attempting a regular-expression match.","modified":"2026-04-01T05:16:44.462528Z","published":"2019-02-26T02:29:00Z","upstream":["CVE-2009-5155"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2009-5155"}],"affected":[{"package":{"name":"metis","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/metis"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"5.1.0.3-7"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-44787.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}