{"schema_version":"1.9.0","id":"PUB-A-154175781","published":"2022-03-01T00:00:00Z","modified":"2026-09-10T15:43:18.983809180Z","aliases":["A-154175781","CVE-2021-39711"],"details":"In bpf_prog_test_run_skb of test_run.c, there is a possible out of bounds read due to Incorrect Size Value. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.","affected":[{"package":{"name":":linux_kernel:","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":":0"},{"fixed":":2022-03-05"}]}],"versions":["Kernel"],"ecosystem_specific":{"fixes":["https://android.googlesource.com/kernel/common/+/20fdf274472998123a8d173ba4cb6282ff6b63bd"],"severity":"Moderate","spl":"2022-03-05","types":["ID"],"vanir_signatures":[{"deprecated":false,"digest":{"line_hashes":["21261226239863937624850835002703737329","16706520897025264762593216923580214895","313493991065467286751517027935894986604","29525866352979770284983500331269578854","314471592807802510217019750212058154090","143154645364520731581125386518759613351","282373998667559027136680477879867090126","303213216589221224387929857152612279942","44311382497953428347295105526729049306","113239973219782307306261239151898851079","156676553384369242207404029827362857929","290951766425281477626020750882539795651","105444721892440035314799294157551269610"],"threshold":0.9},"id":"PUB-A-154175781-301d8ca0","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/kernel/common/+/20fdf274472998123a8d173ba4cb6282ff6b63bd","target":{"file":"net/bpf/test_run.c"}},{"deprecated":false,"digest":{"function_hash":"99886494805567661239481537683100755440","length":1216},"id":"PUB-A-154175781-f8a688bd","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/kernel/common/+/20fdf274472998123a8d173ba4cb6282ff6b63bd","target":{"file":"net/bpf/test_run.c","function":"bpf_prog_test_run_skb"}}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/PUB-A-154175781.json"}}],"references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2022-03-01"},{"type":"FIX","url":"https://android.googlesource.com/kernel/common/+/20fdf274472998123a8d173ba4cb6282ff6b63bd"}]}