{"id":"ASB-A-504553976", "published":"2026-11-01T00:00:00Z", "modified":"2026-11-03T17:44:55.642301420Z", "aliases":["CVE-2026-31533", "A-504553976"], "details":"In tls_do_encryption of tls_sw.c, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.", "affected":[{"package":{"name":":linux_kernel:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":":0"}, {"fixed":":2026-11-05"}]}], "versions":["Kernel"], "ecosystem_specific":{"fixes":["https://android.googlesource.com/kernel/common/+/0e43e0a3c94044acc74b8e0927c27972eb5a59e8", "https://android.googlesource.com/kernel/common/+/aa9facde6c5005205874c37db3fd25799d741baf"], "severity":"High", "spl":"2026-11-05", "types":["EoP"], "vanir_signatures":[{"deprecated":false, "digest":{"function_hash":"334494034207628802716626272419920526504", "length":1674}, "id":"ASB-A-504553976-8ea209ea", "signature_type":"Function", "signature_version":"v1", "source":"https://android.googlesource.com/kernel/common/+/aa9facde6c5005205874c37db3fd25799d741baf", "target":{"file":"net/tls/tls_sw.c", "function":"tls_do_encryption"}}, {"deprecated":false, "digest":{"line_hashes":["82439430473198574839596705750068542592", "227109013520461393779442328400358352292", "71464517097862541893840860738973292768", "159582178974030604858854244893130761429"], "threshold":0.9}, "id":"ASB-A-504553976-a27eed52", "signature_type":"Line", "signature_version":"v1", "source":"https://android.googlesource.com/kernel/common/+/0e43e0a3c94044acc74b8e0927c27972eb5a59e8", "target":{"file":"net/tls/tls_sw.c"}}, {"deprecated":false, "digest":{"line_hashes":["82439430473198574839596705750068542592", "227109013520461393779442328400358352292", "71464517097862541893840860738973292768", "159582178974030604858854244893130761429"], "threshold":0.9}, "id":"ASB-A-504553976-c07f1956", "signature_type":"Line", "signature_version":"v1", "source":"https://android.googlesource.com/kernel/common/+/aa9facde6c5005205874c37db3fd25799d741baf", "target":{"file":"net/tls/tls_sw.c"}}, {"deprecated":false, "digest":{"function_hash":"334494034207628802716626272419920526504", "length":1674}, "id":"ASB-A-504553976-fc1e7d6e", "signature_type":"Function", "signature_version":"v1", "source":"https://android.googlesource.com/kernel/common/+/0e43e0a3c94044acc74b8e0927c27972eb5a59e8", "target":{"file":"net/tls/tls_sw.c", "function":"tls_do_encryption"}}]}}], "references":[{"type":"ADVISORY", "url":"https://source.android.com/security/bulletin/2026-11-01"}, {"type":"FIX", "url":"https://android.googlesource.com/kernel/common/+/0e43e0a3c94044acc74b8e0927c27972eb5a59e8"}, {"type":"FIX", "url":"https://android.googlesource.com/kernel/common/+/aa9facde6c5005205874c37db3fd25799d741baf"}]}