{"id":"CVE-2019-17266","details":"libsoup from versions 2.65.1 until 2.68.1 have a heap-based buffer over-read because soup_ntlm_parse_challenge() in soup-auth-ntlm.c does not properly check an NTLM message's length before proceeding with a memcpy.","modified":"2026-04-16T01:45:59.894001363Z","published":"2019-10-06T22:15:10.367Z","references":[{"type":"WEB","url":"https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1705054.html"},{"type":"ADVISORY","url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912"},{"type":"ADVISORY","url":"https://github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.md"},{"type":"ADVISORY","url":"https://gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05ab"},{"type":"ADVISORY","url":"https://gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266ad"},{"type":"ADVISORY","url":"https://gitlab.gnome.org/GNOME/libsoup/issues/173"},{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2019-17266"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4152-1/"},{"type":"REPORT","url":"https://gitlab.gnome.org/GNOME/libsoup/issues/173"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.gnome.org/GNOME/libsoup","events":[{"introduced":"0"},{"fixed":"88b7dff4467f4151afae244ea7d1223753cd05ab"},{"introduced":"0"},{"fixed":"f8a54ac85eec2008c85393f331cdd251af8266ad"}]}],"versions":["2.40.0","2.40.1","2.41.1","2.41.2","2.41.3","2.41.4","2.41.5","2.41.90","2.41.91","2.41.92","2.42.0","2.42.1","2.43.1","2.43.2","2.43.4","2.43.5","2.43.90","2.43.92","2.44.0","2.44.1","2.45.3","2.45.90","2.45.92","2.46.0","2.47.3","2.47.4","2.47.92","2.48.0","2.49.1","2.49.91","2.49.91.1","2.49.92","2.50.0","2.51.3","2.51.90","2.51.92","2.52.0","2.52.1","2.53.1","2.53.2","2.53.90","2.53.92","2.54.0","2.54.0.1","2.54.1","2.55.90","2.56.0","2.57.1","2.58.0","2.59.90","2.59.90.1","2.60.0","2.60.1","2.60.2","2.61.1","2.61.2","2.61.90","2.61.91","2.62.0","2.63.1","2.63.2","2.63.90","2.63.91","2.63.92","2.64.0","2.65.1","2.65.2","2.65.90","2.65.91","2.65.92","2.66.0","2.66.1","2.66.2","2.67.1","2.67.2","2.67.3","2.67.90","2.67.91","2.67.92","2.67.93","2.68.0","2.68.1","LIBSOUP_1_99_15","LIBSOUP_1_99_16","LIBSOUP_1_99_17","LIBSOUP_1_99_19","LIBSOUP_1_99_20","LIBSOUP_1_99_22","LIBSOUP_1_99_23","LIBSOUP_1_99_24","LIBSOUP_1_99_25","LIBSOUP_2_1_10","LIBSOUP_2_1_11","LIBSOUP_2_1_12","LIBSOUP_2_1_13","LIBSOUP_2_1_2","LIBSOUP_2_1_3","LIBSOUP_2_1_4","LIBSOUP_2_1_5","LIBSOUP_2_1_6","LIBSOUP_2_1_7","LIBSOUP_2_1_8","LIBSOUP_2_1_9","LIBSOUP_2_23_1","LIBSOUP_2_23_6","LIBSOUP_2_23_91","LIBSOUP_2_23_92","LIBSOUP_2_24_0","LIBSOUP_2_25_1","LIBSOUP_2_25_2","LIBSOUP_2_25_4","LIBSOUP_2_25_5","LIBSOUP_2_25_91","LIBSOUP_2_26_0","LIBSOUP_2_26_0_9","LIBSOUP_2_26_1","LIBSOUP_2_27_1","LIBSOUP_2_27_2","LIBSOUP_2_27_4","LIBSOUP_2_27_5","LIBSOUP_2_27_90","LIBSOUP_2_27_91","LIBSOUP_2_27_92","LIBSOUP_2_28_0","LIBSOUP_2_28_1","LIBSOUP_2_29_3","LIBSOUP_2_29_5","LIBSOUP_2_29_6","LIBSOUP_2_29_90","LIBSOUP_2_29_91","LIBSOUP_2_2_0","LIBSOUP_2_2_100","LIBSOUP_2_2_101","LIBSOUP_2_2_102","LIBSOUP_2_2_103","LIBSOUP_2_2_5","LIBSOUP_2_2_6","LIBSOUP_2_2_6_1","LIBSOUP_2_2_90_NOT_A_REAL_RELEASE","LIBSOUP_2_2_91","LIBSOUP_2_2_92","LIBSOUP_2_2_93","LIBSOUP_2_2_94","LIBSOUP_2_2_95_1","LIBSOUP_2_2_96","LIBSOUP_2_2_97","LIBSOUP_2_2_98","LIBSOUP_2_2_99","LIBSOUP_2_30_0","LIBSOUP_2_31_6","LIBSOUP_2_31_90","LIBSOUP_2_31_92","LIBSOUP_2_32_0","LIBSOUP_2_32_1","LIBSOUP_2_32_2","LIBSOUP_2_33_4","LIBSOUP_2_33_5","LIBSOUP_2_33_6","LIBSOUP_2_33_90","LIBSOUP_2_33_92","LIBSOUP_2_34_0","LIBSOUP_2_34_1","LIBSOUP_2_35_3","LIBSOUP_2_35_4","LIBSOUP_2_35_90","LIBSOUP_2_35_92","LIBSOUP_2_36_0","LIBSOUP_2_37_1","LIBSOUP_2_37_2","LIBSOUP_2_37_3","LIBSOUP_2_37_4","LIBSOUP_2_37_5","LIBSOUP_2_37_90","LIBSOUP_2_37_91","LIBSOUP_2_37_92","LIBSOUP_2_38_0","LIBSOUP_2_38_1","LIBSOUP_2_39_1","LIBSOUP_2_39_2","LIBSOUP_2_39_3","LIBSOUP_2_39_4","LIBSOUP_2_39_4_1","LIBSOUP_2_39_5","LIBSOUP_2_39_90","LIBSOUP_2_39_91","LIBSOUP_2_39_92","LIBSOUP_2_3_0_1","LIBSOUP_2_3_2","LIBSOUP_2_3_4","LIBSOUP_2_40_0","LIBSOUP_2_40_1","LIBSOUP_2_41_1","LIBSOUP_2_41_2","LIBSOUP_2_41_3","LIBSOUP_2_41_4","LIBSOUP_2_41_5","LIBSOUP_2_41_90","LIBSOUP_2_41_91","LIBSOUP_2_41_92","LIBSOUP_2_42_0","LIBSOUP_2_42_1","LIBSOUP_2_43_1","LIBSOUP_2_43_2","LIBSOUP_2_43_4","LIBSOUP_2_43_5","LIBSOUP_2_43_90","LIBSOUP_2_43_92","LIBSOUP_2_4_0","LIBSOUP_2_4_1","SOUP_0_4","SOUP_0_4_1","SOUP_0_5","SOUP_0_6_0","SOUP_2_2_100","gnome-2-12-base","libsoup-2-0-branch-base","libsoup-hacking-branch-base","libsoup-pre214-branch-base"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-17266.json","vanir_signatures":[{"digest":{"function_hash":"22872420392307703907202346827715479280","length":1524},"id":"CVE-2019-17266-2e4ddb3a","signature_type":"Function","signature_version":"v1","source":"https://gitlab.gnome.org/GNOME/libsoup@f8a54ac85eec2008c85393f331cdd251af8266ad","target":{"file":"libsoup/soup-auth-ntlm.c","function":"soup_ntlm_parse_challenge"},"deprecated":false},{"deprecated":false,"digest":{"line_hashes":["14331469025586231543591114824372293487","105098998331837764232321155729018717892","266396959809182485889246480568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