{"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":"2026-06-02T15:13:07.889160648Z","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":[{"id":"ASB-A-184622099-835de786","deprecated":false,"signature_version":"v1","signature_type":"Function","digest":{"length":942,"function_hash":"326237298902944552711085178252159586240"},"target":{"file":"net/qrtr/qrtr.c","function":"qrtr_recvmsg"},"source":"https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"},{"deprecated":false,"id":"ASB-A-184622099-bb2d91d6","signature_version":"v1","signature_type":"Line","digest":{"line_hashes":["317345086463415370419056847029360287829","85218780793221698087756109282893696768","99207985601674004456791158284153340524","123088985098890995454573551005234539733"],"threshold":0.9},"target":{"file":"net/qrtr/qrtr.c"},"source":"https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"}],"fixes":["https://android.googlesource.com/kernel/common/+/50535249f624d0072cd885bcdce4e4b6fb770160"],"spl":"2021-10-05","types":["ID"],"severity":"High"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-184622099.json"}}],"schema_version":"1.7.5"}