{"id":"AZL-108119","summary":"CVE-2026-98394 affecting package kernel 6.6.157.1-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Return immediately when manage_oob() returns NULL for 0-length buffer.\n\nFahad Alharbi reported that recv(0, MSG_PEEK) triggers busy-wait\nin unix_stream_read_generic() if recv() is blocking and the last\nskb in the queue is MSG_OOB skb.\n\nIn such a situation, TCP returns 0 immediately regardless of\nblocking or non-blocking.\n\nLet's follow the behaviour.","modified":"2026-10-15T14:17:17.008489416Z","published":"2026-10-14T14:17:50Z","upstream":["CVE-2026-98394"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98394"}],"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-108119.json"}}],"schema_version":"1.9.0"}