{"id":"AZL-88449","summary":"CVE-2026-46070 affecting package kernel for versions less than 6.6.141.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid5: validate payload size before accessing journal metadata\n\nr5c_recovery_analyze_meta_block() and\nr5l_recovery_verify_data_checksum_for_mb() iterate over payloads in a\njournal metadata block using on-disk payload size fields without\nvalidating them against the remaining space in the metadata block.\n\nA corrupted journal contains payload sizes extending beyond the PAGE_SIZE\nboundary can cause out-of-bounds reads when accessing payload fields or\ncomputing offsets.\n\nAdd bounds validation for each payload type to ensure the full payload\nfits within meta_size before processing.","modified":"2026-08-28T17:48:05.389626017Z","published":"2026-05-27T14:17:28Z","upstream":["CVE-2026-46070"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46070"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.141.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-88449.json"}}],"schema_version":"1.9.0"}