10081.json

{
    "fix": "https://github.com/harfbuzz/harfbuzz/commit/2dde6c803a9e50c5bff74095187b0cb2e12eebdd",
    "verify": "0",
    "localId": 10081,
    "project": "harfbuzz",
    "fuzzer": "afl",
    "sanitizer": "asan",
    "crash_type": "Heap-buffer-overflow READ 8",
    "severity": "Medium",
    "report": {
        "comments": [
            {
                "projectName": "oss-fuzz",
                "localId": 10081,
                "commenter": {
                    "userId": "382749006",
                    "displayName": "ClusterFuzz-External"
                },
                "timestamp": 1535431287,
                "content": "Detailed report: https://oss-fuzz.com/testcase?key=5651059347816448\n\nProject: harfbuzz\nFuzzer: afl_harfbuzz_hb-subset-fuzzer\nFuzz target binary: hb-subset-fuzzer\nJob Type: afl_asan_harfbuzz\nPlatform Id: linux\n\nCrash Type: Heap-buffer-overflow READ 8\nCrash Address: 0x60f0000003b9\nCrash State:\n  OT::LigatureSubstFormat1::closure\n  _hb_void_t const* OT::hb_closure_context_t::dispatch<OT::LigatureSubstFormat1>\n  OT::hb_closure_context_t::return_t OT::LigatureSubst::dispatch<OT::hb_closure_co\n  \nSanitizer: address (ASAN)\n\nRecommended Security Severity: Medium\n\nRegressed: https://oss-fuzz.com/revisions?job=afl_asan_harfbuzz&range=201808271608:201808280148\n\nReproducer Testcase: https://oss-fuzz.com/download?testcase_id=5651059347816448\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.\n\nWhen you fix this bug, please\n  * mention the fix revision(s).\n  * state whether the bug was a short-lived regression or an old bug in any stable releases.\n  * add any other useful information.\nThis information can help downstream consumers.\n\nIf you need to contact the OSS-Fuzz team with a question, concern, or any other feedback, please file an issue at https://github.com/google/oss-fuzz/issues.",
                "descriptionNum": 1
            },
            {
                "projectName": "oss-fuzz",
                "localId": 10081,
                "sequenceNum": 1,
                "commenter": {
                    "userId": "382749006",
                    "displayName": "ClusterFuzz-External"
                },
                "timestamp": 1535431785,
                "amendments": [
                    {
                        "fieldName": "Labels",
                        "newOrDeltaValue": "OS-Linux"
                    }
                ]
            },
            {
                "projectName": "oss-fuzz",
                "localId": 10081,
                "sequenceNum": 2,
                "commenter": {
                    "userId": "382749006",
                    "displayName": "ClusterFuzz-External"
                },
                "timestamp": 1535551101,
                "content": "ClusterFuzz has detected this issue as fixed in range 201808280148:201808290141.\n\nDetailed report: https://oss-fuzz.com/testcase?key=5651059347816448\n\nProject: harfbuzz\nFuzzer: afl_harfbuzz_hb-subset-fuzzer\nFuzz target binary: hb-subset-fuzzer\nJob Type: afl_asan_harfbuzz\nPlatform Id: linux\n\nCrash Type: Heap-buffer-overflow READ 8\nCrash Address: 0x60f0000003b9\nCrash State:\n  OT::LigatureSubstFormat1::closure\n  _hb_void_t const* OT::hb_closure_context_t::dispatch<OT::LigatureSubstFormat1>\n  OT::hb_closure_context_t::return_t OT::LigatureSubst::dispatch<OT::hb_closure_co\n  \nSanitizer: address (ASAN)\n\nRecommended Security Severity: Medium\n\nRegressed: https://oss-fuzz.com/revisions?job=afl_asan_harfbuzz&range=201808271608:201808280148\nFixed: https://oss-fuzz.com/revisions?job=afl_asan_harfbuzz&range=201808280148:201808290141\n\nReproducer Testcase: https://oss-fuzz.com/download?testcase_id=5651059347816448\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": 10081,
                "sequenceNum": 3,
                "commenter": {
                    "userId": "382749006",
                    "displayName": "ClusterFuzz-External"
                },
                "timestamp": 1535551498,
                "content": "ClusterFuzz testcase 5651059347816448 is verified as fixed, so closing issue as verified.\n\nIf this is incorrect, please file a bug on https://github.com/google/oss-fuzz/issues/new",
                "amendments": [
                    {
                        "fieldName": "Status",
                        "newOrDeltaValue": "Verified",
                        "oldValue": "New"
                    },
                    {
                        "fieldName": "Labels",
                        "newOrDeltaValue": "ClusterFuzz-Verified"
                    }
                ]
            },
            {
                "projectName": "oss-fuzz",
                "localId": 10081,
                "sequenceNum": 4,
                "commenter": {
                    "userId": "4164592774",
                    "displayName": "sheriffbot@chromium.org"
                },
                "timestamp": 1538148256,
                "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": "2dde6c803a9e50c5bff74095187b0cb2e12eebdd",
    "repo_addr": "https://github.com/harfbuzz/harfbuzz.git"
}