{"id":"ASB-A-246539931","details":"In validateForCommonR1andR2 of PasspointConfiguration.java, uncaught errors in parsing stored configs could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-246539931","CVE-2022-20499"],"modified":"2026-09-18T15:47:37.392928379Z","published":"2023-03-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-03-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/packages/modules/Wifi/+/2e0196f10caaba981ec595d4c67a820eb802f74b"}],"affected":[{"package":{"name":"platform/packages/modules/Wifi","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-03-01"}]}],"versions":["12"],"ecosystem_specific":{"types":["DoS"],"vanir_signatures":[{"deprecated":false,"digest":{"function_hash":"230696396806453930136104640242750648325","length":991},"id":"ASB-A-246539931-cb8ac68d","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Wifi/+/68abe8f2737d6fd3c0a0ccf9e4664dd747aa9a74","target":{"file":"framework/java/android/net/wifi/hotspot2/PasspointConfiguration.java","function":"validateForCommonR1andR2"}},{"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["264168491459372532987784367660727173796","214874892743754442154171900363694655676","339229000768410771364063529012028771767","278469412983377988081497849109025267503","106974296970616176305199293702551927463","153158301726473207208685587493976418067","106818876907567897823183539682340642235","183231353652488867236144785869659977889"]},"id":"ASB-A-246539931-efc82843","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Wifi/+/68abe8f2737d6fd3c0a0ccf9e4664dd747aa9a74","target":{"file":"framework/java/android/net/wifi/hotspot2/PasspointConfiguration.java"}}],"fixes":["https://android.googlesource.com/platform/packages/modules/Wifi/+/68abe8f2737d6fd3c0a0ccf9e4664dd747aa9a74"],"severity":"High","spl":"2023-03-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-246539931.json"}},{"package":{"name":"platform/packages/modules/Wifi","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L:0"},{"fixed":"12L:2023-03-01"}]}],"versions":["12L"],"ecosystem_specific":{"types":["DoS"],"vanir_signatures":[{"digest":{"threshold":0.9,"line_hashes":["264168491459372532987784367660727173796","214874892743754442154171900363694655676","339229000768410771364063529012028771767","278469412983377988081497849109025267503","106974296970616176305199293702551927463","153158301726473207208685587493976418067","106818876907567897823183539682340642235","183231353652488867236144785869659977889"]},"id":"ASB-A-246539931-016a1380","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Wifi/+/331c1006829f58939a24b787b949f8a62e4681ce","target":{"file":"framework/java/android/net/wifi/hotspot2/PasspointConfiguration.java"},"deprecated":false},{"id":"ASB-A-246539931-36ceaa52","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Wifi/+/331c1006829f58939a24b787b949f8a62e4681ce","target":{"function":"validateForCommonR1andR2","file":"framework/java/android/net/wifi/hotspot2/PasspointConfiguration.java"},"deprecated":false,"digest":{"length":991,"function_hash":"230696396806453930136104640242750648325"}}],"fixes":["https://android.googlesource.com/platform/packages/modules/Wifi/+/331c1006829f58939a24b787b949f8a62e4681ce"],"severity":"High","spl":"2023-03-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-246539931.json"}},{"package":{"name":"platform/packages/modules/Wifi","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-03-01"}]}],"versions":["13"],"ecosystem_specific":{"spl":"2023-03-01","types":["DoS"],"vanir_signatures":[{"id":"ASB-A-246539931-31036a86","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Wifi/+/2e0196f10caaba981ec595d4c67a820eb802f74b","target":{"file":"framework/java/android/net/wifi/hotspot2/PasspointConfiguration.java"},"deprecated":false,"digest":{"line_hashes":["264168491459372532987784367660727173796","214874892743754442154171900363694655676","339229000768410771364063529012028771767","278469412983377988081497849109025267503","106974296970616176305199293702551927463","153158301726473207208685587493976418067","106818876907567897823183539682340642235","183231353652488867236144785869659977889"],"threshold":0.9}},{"id":"ASB-A-246539931-9618a544","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/packages/modules/Wifi/+/2e0196f10caaba981ec595d4c67a820eb802f74b","target":{"function":"validateForCommonR1andR2","file":"framework/java/android/net/wifi/hotspot2/PasspointConfiguration.java"},"deprecated":false,"digest":{"function_hash":"230696396806453930136104640242750648325","length":991}}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