{"id":"AZL-103544","summary":"CVE-2026-97503 affecting package kernel 6.6.157.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ngenirq/proc: Size interrupt directory names for 10-digit interrupt numbers\n\n/proc/irq/\u003cn\u003e/ directory names are built in `char name[10]` buffers\nwith `sprintf(name, \"%u\", irq)`.\n\nTen-digit IRQ numbers already need 11 bytes including the trailing NUL, and\ncurrent sparse-IRQ configurations allow interrupt numbers in that range.\n\nSize the temporary name buffer for the current decimal form and switch\nto bounded formatting when creating or removing the proc entry.","modified":"2026-09-25T14:16:07.809035886Z","published":"2026-09-24T17:17:28Z","upstream":["CVE-2026-97503"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97503"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"6.6.157.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-103544.json"}}],"schema_version":"1.9.0"}