| Summary: | pdffonts crashed with SIGSEGV in Page::getResourceDictCopy | ||
|---|---|---|---|
| Product: | poppler | Reporter: | Jason Crain <jason> |
| Component: | utils | Assignee: | poppler-bugs <poppler-bugs> |
| Status: | RESOLVED FIXED | QA Contact: | |
| Severity: | normal | ||
| Priority: | medium | ||
| Version: | unspecified | ||
| Hardware: | Other | ||
| OS: | All | ||
| Whiteboard: | |||
| i915 platform: | i915 features: | ||
| Attachments: |
PDF crashes pdffonts
Check for NULL in Page::getResourceDictCopy |
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Created attachment 81797 [details] [review] Check for NULL in Page::getResourceDictCopy Attached patch adds a NULL check in Page::getResourceDictCopy Commited, thanks! |
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Created attachment 81796 [details] PDF crashes pdffonts I created this PDF to test some font issues. When I run pdffonts on this file, it crashes with a segmentation fault. Program received signal SIGSEGV, Segmentation fault. __pthread_mutex_lock (mutex=0x28) at pthread_mutex_lock.c:50 50 pthread_mutex_lock.c: No such file or directory. backtrace: #0 __pthread_mutex_lock (mutex=0x28) at pthread_mutex_lock.c:50 #1 0x00007ffff79f112a in MutexLocker::MutexLocker (this=0x7fffffffd640, mutexA=0x28) at ../goo/GooMutex.h:74 #2 0x00007ffff7a06702 in Dict::copy (this=0x0, xrefA=0x63e890) at Dict.cc:105 #3 0x00007ffff7a79220 in Page::getResourceDictCopy (this=0x649790, xrefA=0x63e890) at Page.cc:366 #4 0x00007ffff7a0f7f2 in FontInfoScanner::scan (this=0x7fffffffd760, nPages=1) at FontInfo.cc:76 #5 0x0000000000401680 in main (argc=2, argv=0x7fffffffd958) at pdffonts.cc:157