{"id":"ASB-A-255449293","details":"In parserCreate of xmlparse.c, there is a possible use after free that could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.","aliases":["A-255449293","CVE-2022-43680"],"modified":"2026-09-17T16:10:43.690857626Z","published":"2023-02-01T00:00:00Z","references":[{"type":"ADVISORY","url":"https://source.android.com/security/bulletin/2023-02-01"},{"type":"FIX","url":"https://android.googlesource.com/platform/external/expat/+/2e02df8552fcfb0facd2d1e324b227190a73a7bb"}],"affected":[{"package":{"name":"platform/external/expat","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10:0"},{"fixed":"10:2023-02-01"}]}],"versions":["10"],"ecosystem_specific":{"fixes":["https://android.googlesource.com/platform/external/expat/+/eb8f10fb1f4eb13c5a2ba1edbfd64b5f2a50ff4a"],"severity":"High","spl":"2023-02-01","types":["EoP"],"vanir_signatures":[{"signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/eb8f10fb1f4eb13c5a2ba1edbfd64b5f2a50ff4a","target":{"function":"parserCreate","file":"lib/xmlparse.c"},"deprecated":false,"digest":{"function_hash":"241864677999275664780112028235468015180","length":2638},"id":"ASB-A-255449293-34e3439f"},{"digest":{"threshold":0.9,"line_hashes":["226920422708811604153776438321752425920","256028773478336621521363198644248115645","103238438290887398710675692008040585033","322242168469623392234752613650614084011"]},"id":"ASB-A-255449293-4a995bdb","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/eb8f10fb1f4eb13c5a2ba1edbfd64b5f2a50ff4a","target":{"file":"lib/xmlparse.c"},"deprecated":false}]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-255449293.json"}},{"package":{"name":"platform/external/expat","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11:0"},{"fixed":"11:2023-02-01"}]}],"versions":["11"],"ecosystem_specific":{"spl":"2023-02-01","types":["EoP"],"vanir_signatures":[{"target":{"file":"lib/xmlparse.c"},"deprecated":false,"digest":{"line_hashes":["226920422708811604153776438321752425920","256028773478336621521363198644248115645","103238438290887398710675692008040585033","322242168469623392234752613650614084011"],"threshold":0.9},"id":"ASB-A-255449293-6c6c442b","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/6944d3ebed0d631c92fdc31098e751b13dd110ba"},{"digest":{"length":2638,"function_hash":"241864677999275664780112028235468015180"},"id":"ASB-A-255449293-79a13a08","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/6944d3ebed0d631c92fdc31098e751b13dd110ba","target":{"function":"parserCreate","file":"lib/xmlparse.c"},"deprecated":false}],"fixes":["https://android.googlesource.com/platform/external/expat/+/6944d3ebed0d631c92fdc31098e751b13dd110ba"],"severity":"High"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-255449293.json"}},{"package":{"name":"platform/external/expat","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12:0"},{"fixed":"12:2023-02-01"}]}],"versions":["12"],"ecosystem_specific":{"vanir_signatures":[{"digest":{"function_hash":"241864677999275664780112028235468015180","length":2638},"id":"ASB-A-255449293-51856fe7","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/33765f82b29f6c1c5cecbbb8cf9dbd7327b3a93a","target":{"function":"parserCreate","file":"lib/xmlparse.c"},"deprecated":false},{"signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/33765f82b29f6c1c5cecbbb8cf9dbd7327b3a93a","target":{"file":"lib/xmlparse.c"},"deprecated":false,"digest":{"line_hashes":["226920422708811604153776438321752425920","256028773478336621521363198644248115645","103238438290887398710675692008040585033","322242168469623392234752613650614084011"],"threshold":0.9},"id":"ASB-A-255449293-f813a8a7"}],"fixes":["https://android.googlesource.com/platform/external/expat/+/33765f82b29f6c1c5cecbbb8cf9dbd7327b3a93a"],"severity":"High","spl":"2023-02-01","types":["EoP"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-255449293.json"}},{"package":{"name":"platform/external/expat","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"12L:0"},{"fixed":"12L:2023-02-01"}]}],"versions":["12L"],"ecosystem_specific":{"vanir_signatures":[{"source":"https://android.googlesource.com/platform/external/expat/+/9b0f62fd0f75a5dd555e882b8f8bd2075723ea70","target":{"file":"lib/xmlparse.c"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["226920422708811604153776438321752425920","256028773478336621521363198644248115645","103238438290887398710675692008040585033","322242168469623392234752613650614084011"]},"id":"ASB-A-255449293-65cf5b47","signature_type":"Line","signature_version":"v1"},{"signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/9b0f62fd0f75a5dd555e882b8f8bd2075723ea70","target":{"function":"parserCreate","file":"lib/xmlparse.c"},"deprecated":false,"digest":{"length":2638,"function_hash":"241864677999275664780112028235468015180"},"id":"ASB-A-255449293-7f0cb565"}],"fixes":["https://android.googlesource.com/platform/external/expat/+/9b0f62fd0f75a5dd555e882b8f8bd2075723ea70"],"severity":"High","spl":"2023-02-01","types":["EoP"]},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-255449293.json"}},{"package":{"name":"platform/external/expat","ecosystem":"Android"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"13:0"},{"fixed":"13:2023-02-01"}]}],"versions":["13"],"ecosystem_specific":{"types":["EoP"],"vanir_signatures":[{"target":{"file":"lib/xmlparse.c","function":"parserCreate"},"deprecated":false,"digest":{"length":2628,"function_hash":"312759231179727010765375572738949972618"},"id":"ASB-A-255449293-0e9ebc85","signature_type":"Function","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/63727cb0b8bdba580f5be48f7260e6e08fea5a5a"},{"target":{"file":"lib/xmlparse.c"},"deprecated":false,"digest":{"line_hashes":["226920422708811604153776438321752425920","256028773478336621521363198644248115645","103238438290887398710675692008040585033","322242168469623392234752613650614084011"],"threshold":0.9},"id":"ASB-A-255449293-955c0572","signature_type":"Line","signature_version":"v1","source":"https://android.googlesource.com/platform/external/expat/+/63727cb0b8bdba580f5be48f7260e6e08fea5a5a"}],"fixes":["https://android.googlesource.com/platform/external/expat/+/63727cb0b8bdba580f5be48f7260e6e08fea5a5a"],"severity":"High","spl":"2023-02-01"},"database_specific":{"source":"https://storage.googleapis.com/android-osv/ASB-A-255449293.json"}}],"schema_version":"1.9.0"}