{"id":"ASB-A-184622099","details":"In qrtr_recvmsg of qrtr.c, there is a possible leak of kernel memory due to uninitialized data. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-184622099","CVE-2021-29647"],"modified":"2026-04-15T15:55:00.724021Z","published":"2021-10-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2021-10-01"},{"type":"FIX","url":"https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"}],"affected":[{"package":{"name":":linux_kernel:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":":0"},{"fixed":":2021-10-05"}]}],"versions":["Kernel"],"ecosystem_specific":{"vanir_signatures":[{"signature_type":"Function","signature_version":"v1","target":{"function":"qrtr_recvmsg","file":"net/qrtr/qrtr.c"},"digest":{"length":942,"function_hash":"326237298902944552711085178252159586240"},"deprecated":false,"id":"ASB-A-184622099-835de786","source":"https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"},{"signature_type":"Line","signature_version":"v1","target":{"file":"net/qrtr/qrtr.c"},"digest":{"line_hashes":["317345086463415370419056847029360287829","85218780793221698087756109282893696768","99207985601674004456791158284153340524","123088985098890995454573551005234539733"],"threshold":0.9},"deprecated":false,"id":"ASB-A-184622099-bb2d91d6","source":"https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"}],"types":["ID"],"fixes":["https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"],"severity":"High","spl":"2021-10-05"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-184622099.json"}}],"schema_version":"1.7.5"}