Issue metadata
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Heap-use-after-free in CPDF_ImageCacheEntry::~CPDF_ImageCacheEntry |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5640184577392640 Fuzzer: ifratric_pdf_generic Job Type: linux_asan_pdfium Platform Id: linux Crash Type: Heap-use-after-free READ 1 Crash Address: 0x6050000df540 Crash State: CPDF_ImageCacheEntry::~CPDF_ImageCacheEntry CPDF_PageRenderCache::~CPDF_PageRenderCache CPDF_Page::~CPDF_Page Sanitizer: address (ASAN) Recommended Security Severity: High Regressed: https://clusterfuzz.com/revisions?job=linux_asan_pdfium&range=473072:473106 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5640184577392640 Issue filed automatically. See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
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May 19 2017
This issue is a security regression. If you are not able to fix this quickly, please revert the change that introduced it. For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
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May 19 2017
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May 19 2017
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May 19 2017
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May 20 2017
More likely https://pdfium.googlesource.com/pdfium/+/f605c24fa76c9034184ed6a5054200962a0b6c07 than https://pdfium.googlesource.com/pdfium/+/6d69108d84b144716be15e73b719dc69cb72177c
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May 20 2017
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May 22 2017
Probe() => sev low.
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May 22 2017
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May 23 2017
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May 23 2017
Should have been fixed by d15ce4c.
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May 23 2017
C#11 is wrong, https://pdfium-review.googlesource.com/5771 is the pending fix.
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May 25 2017
ClusterFuzz has detected this issue as fixed in range 474149:474177. Detailed report: https://clusterfuzz.com/testcase?key=5640184577392640 Fuzzer: ifratric_pdf_generic Job Type: linux_asan_pdfium Platform Id: linux Crash Type: Heap-use-after-free READ 1 Crash Address: 0x6050000df540 Crash State: CPDF_ImageCacheEntry::~CPDF_ImageCacheEntry CPDF_PageRenderCache::~CPDF_PageRenderCache CPDF_Page::~CPDF_Page Sanitizer: address (ASAN) Recommended Security Severity: High Regressed: https://clusterfuzz.com/revisions?job=linux_asan_pdfium&range=473072:473106 Fixed: https://clusterfuzz.com/revisions?job=linux_asan_pdfium&range=474149:474177 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5640184577392640 See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information. If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
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May 25 2017
ClusterFuzz testcase 5640184577392640 is verified as fixed, so closing issue. If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.
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May 25 2017
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Jun 6 2017
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Aug 31 2017
This bug has been closed for more than 14 weeks. Removing security view restrictions. For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot |
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Comment 1 by sheriffbot@chromium.org
, May 19 2017