{"id":"AZL-110540","summary":"CVE-2026-115504 affecting package cfitsio 4.0.0-5","details":"CFITSIO through 4.7.0 contains an out-of-bounds write vulnerability in ffgcls2() in getcols.c that trusts attacker-controlled heap descriptor lengths for variable-length string columns. Attackers can supply a crafted FITS file that overflows a fixed 28,800-byte stack buffer and the caller's string array, enabling arbitrary code execution.","modified":"2026-10-23T14:16:05.619549521Z","published":"2026-10-22T20:17:06Z","upstream":["CVE-2026-115504"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-115504"}],"affected":[{"package":{"name":"cfitsio","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/cfitsio"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"4.0.0-5"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-110540.json"}}],"schema_version":"1.9.0"}