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1049.json
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{
"fix": "https://gitlab.gnome.org/GNOME/libxml2/-/commit/074180119fc90d5fd04ef9e8a5ee1910d6f9ad8e",
"verify": "2",
"localId": 1049,
"project": "libxml2",
"fuzzer": "libfuzzer",
"sanitizer": "msan",
"crash_type": "Use-of-uninitialized-value",
"severity": "Medium",
"report": {
"comments": [
{
"projectName": "oss-fuzz",
"localId": 1049,
"commenter": {
"userId": "382749006",
"displayName": "ClusterFuzz-External"
},
"timestamp": 1491562187,
"content": "Detailed report: https://oss-fuzz.com/testcase?key=4803617708048384\n\nProject: libxml2\nFuzzer: libFuzzer_libxml2_xml_read_memory_fuzzer\nFuzz target binary: libxml2_xml_read_memory_fuzzer\nJob Type: libfuzzer_msan_libxml2\nPlatform Id: linux\n\nCrash Type: Use-of-uninitialized-value\nCrash Address: \nCrash State:\n xmlParseXMLDecl\n xmlParseDocument\n xmlDoRead\n \nSanitizer: memory (MSAN)\n\nRecommended Security Severity: Medium\n\nRegressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_libxml2&range=201608301640:201704050427\n\nReproducer Testcase: https://oss-fuzz.com/download/AMIfv953iAXrvW_NWSzFx_F5m0w6gUK0rQ0__Sm6CucOxua5izAuvQskYGOoUvDobaaolr4Vb9FQGiYm9S7MWCHx-iUz6nISZ0DnFW9cBRLed6YBm68Mhg112dIRMPF1tq4FEBsFINgVddMJLGceSVvVpwqqTCUoh6y_iCRsvjyTd2HLdwZo3EOS2L851izQBHffvfr_GVzl5Od787TJBzwkoYNNhq1Fmilu2Fthm79fDfXRGpRtaOT0IaiKj91dXwiAZqEd42IxRwWpb2NkuDN_DqosvzdF18xvjseidx6ySXvE8DjbVioDwt_fKp-wC7TcjqDpyLAOdGsr6ESofUPfGXRBusrqKGMy3-hwOLP0-nJ9WyWUddERfpOqG8c5P4WHrQ4m7x4g?testcase_id=4803617708048384\n\n\nIssue filed automatically.\n\nSee https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for more information.\n\nThis bug is subject to a 90 day disclosure deadline. If 90 days elapse\nwithout an upstream patch, then the bug report will automatically\nbecome visible to the public.",
"descriptionNum": 1
},
{
"projectName": "oss-fuzz",
"localId": 1049,
"sequenceNum": 1,
"commenter": {
"userId": "382749006",
"displayName": "ClusterFuzz-External"
},
"timestamp": 1491569137,
"amendments": [
{
"fieldName": "Labels",
"newOrDeltaValue": "OS-Linux"
}
]
},
{
"projectName": "oss-fuzz",
"localId": 1049,
"sequenceNum": 2,
"commenter": {
"userId": "1966858889",
"displayName": "[email protected]"
},
"timestamp": 1491789577,
"content": "I could not reproduce this with Chromium's libxml_xml_read_memory_fuzzer at r463162."
},
{
"projectName": "oss-fuzz",
"localId": 1049,
"sequenceNum": 3,
"commenter": {
"userId": "71439148",
"displayName": "[email protected]"
},
"timestamp": 1491956805,
"content": "Issues 1010, 1011, 1014, 1017, 1026, 1049, 1066, 1074, 1076\r\nseem to be caused by a bug in msan interceptor for iconv(). \r\nFixed in http://llvm.org/viewvc/llvm-project?rev=300010&view=rev, \r\nlet's see if ClusterFuzz agrees. \r\n\r\nSorry for the noise. "
},
{
"projectName": "oss-fuzz",
"localId": 1049,
"sequenceNum": 4,
"commenter": {
"userId": "382749006",
"displayName": "ClusterFuzz-External"
},
"timestamp": 1492067042,
"content": "ClusterFuzz has detected this issue as fixed in range 201704101614:201704130557.\n\nDetailed report: https://oss-fuzz.com/testcase?key=4803617708048384\n\nProject: libxml2\nFuzzer: libFuzzer_libxml2_xml_read_memory_fuzzer\nFuzz target binary: libxml2_xml_read_memory_fuzzer\nJob Type: libfuzzer_msan_libxml2\nPlatform Id: linux\n\nCrash Type: Use-of-uninitialized-value\nCrash Address: \nCrash State:\n xmlParseXMLDecl\n xmlParseDocument\n xmlDoRead\n \nSanitizer: memory (MSAN)\n\nRecommended Security Severity: Medium\n\nRegressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_libxml2&range=201608301640:201704050427\nFixed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_libxml2&range=201704101614:201704130557\n\nReproducer Testcase: https://oss-fuzz.com/download/AMIfv953iAXrvW_NWSzFx_F5m0w6gUK0rQ0__Sm6CucOxua5izAuvQskYGOoUvDobaaolr4Vb9FQGiYm9S7MWCHx-iUz6nISZ0DnFW9cBRLed6YBm68Mhg112dIRMPF1tq4FEBsFINgVddMJLGceSVvVpwqqTCUoh6y_iCRsvjyTd2HLdwZo3EOS2L851izQBHffvfr_GVzl5Od787TJBzwkoYNNhq1Fmilu2Fthm79fDfXRGpRtaOT0IaiKj91dXwiAZqEd42IxRwWpb2NkuDN_DqosvzdF18xvjseidx6ySXvE8DjbVioDwt_fKp-wC7TcjqDpyLAOdGsr6ESofUPfGXRBusrqKGMy3-hwOLP0-nJ9WyWUddERfpOqG8c5P4WHrQ4m7x4g?testcase_id=4803617708048384\n\n\nSee https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for more information.\n\nIf you suspect that the result above is incorrect, try re-doing that job on the test case report page."
},
{
"projectName": "oss-fuzz",
"localId": 1049,
"sequenceNum": 5,
"commenter": {
"userId": "382749006",
"displayName": "ClusterFuzz-External"
},
"timestamp": 1492073187,
"content": "ClusterFuzz testcase 4803617708048384 is verified as fixed, so closing issue.\n\nIf this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.",
"amendments": [
{
"fieldName": "Status",
"newOrDeltaValue": "Verified",
"oldValue": "New"
},
{
"fieldName": "Labels",
"newOrDeltaValue": "ClusterFuzz-Verified"
}
]
},
{
"projectName": "oss-fuzz",
"localId": 1049,
"sequenceNum": 6,
"commenter": {
"userId": "4164592774",
"displayName": "[email protected]"
},
"timestamp": 1494680627,
"content": "This bug has been fixed for 30 days. It has been opened to the public.\n\n- Your friendly Sheriffbot",
"amendments": [
{
"fieldName": "Labels",
"newOrDeltaValue": "-restrict-view-commit"
}
]
}
]
},
"fix_commit": "074180119fc90d5fd04ef9e8a5ee1910d6f9ad8e",
"repo_addr": "https://gitlab.gnome.org/GNOME/libxml2.git"
}