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Starred by 2 users

Issue metadata

Status: Verified
Owner: ----
Closed: Aug 23
Cc:
Type: Bug-Security



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curl/curl_fuzzer_http: NULL

Project Member Reported by ClusterFuzz-External, Aug 22

Issue description

Detailed report: https://oss-fuzz.com/testcase?key=5101396595572736

Project: curl
Fuzzer: libFuzzer_curl_fuzzer_http
Fuzz target binary: curl_fuzzer_http
Job Type: libfuzzer_ubsan_curl
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  NULL
Sanitizer: undefined (UBSAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_curl&range=201808151412:201808220117

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5101396595572736

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for more information.

This bug is subject to a 90 day disclosure deadline. If 90 days elapse
without an upstream patch, then the bug report will automatically
become visible to the public.

When you fix this bug, please
  * mention the fix revision(s).
  * state whether the bug was a short-lived regression or an old bug in any stable releases.
  * add any other useful information.
This information can help downstream consumers.

If 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.
 
Project Member

Comment 1 by ClusterFuzz-External, Aug 22

Labels: OS-Linux
Presumed fixed in commit 78d5302b5c05a
Project Member

Comment 3 by ClusterFuzz-External, Aug 23

ClusterFuzz has detected this issue as fixed in range 201808220117:201808221452.

Detailed report: https://oss-fuzz.com/testcase?key=5101396595572736

Project: curl
Fuzzer: libFuzzer_curl_fuzzer_http
Fuzz target binary: curl_fuzzer_http
Job Type: libfuzzer_ubsan_curl
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  NULL
Sanitizer: undefined (UBSAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_curl&range=201808151412:201808220117
Fixed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_curl&range=201808220117:201808221452

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5101396595572736

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 4 by ClusterFuzz-External, Aug 23

Labels: ClusterFuzz-Verified
Status: Verified (was: New)
ClusterFuzz testcase 5101396595572736 is verified as fixed, so closing issue as verified.

If this is incorrect, please file a bug on https://github.com/google/oss-fuzz/issues/new
Project Member

Comment 5 by sheriffbot@chromium.org, Yesterday (25 hours ago)

Labels: -restrict-view-commit
This bug has been fixed for 30 days. It has been opened to the public.

- Your friendly Sheriffbot

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