| Summary: |
Floating point exception vulnerability in poppler 0.59.0 Splash.cc isImageInterpolationRequired() |
| Product: |
poppler
|
Reporter: |
Ziqiang Gu <etovio> |
| Component: |
general | Assignee: |
poppler-bugs <poppler-bugs> |
| Status: |
RESOLVED
FIXED
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QA Contact: |
|
| Severity: |
major
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| Priority: |
medium
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| Version: |
unspecified | |
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| Hardware: |
All | |
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| OS: |
Linux (All) | |
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| Whiteboard: |
|
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i915 platform:
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i915 features:
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|---|
| Attachments: |
POC file of the vulnerability
|
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Created attachment 134186 [details] POC file of the vulnerability A floating point exception vulnerability was found in poppler 0.59.0 Splash.cc isImageInterpolationRequired() which may lead to potential attack when handling malicious PDF files: gzq@ubuntu:~/work/vul/poppler$ /home/gzq/install/poppler-dev/bin/pdftohtml -q -s ./mal-Splash-cc-4141-4-SIGFPE.pdf a Floating point exception gzq@ubuntu:~/work/vul/poppler$ gdb -q /home/gzq/install/poppler-dev/bin/pdftohtml Reading symbols from /home/gzq/install/poppler-dev/bin/pdftohtml...done. (gdb) r -q -s ./mal-Splash-cc-4141-4-SIGFPE.pdf a Starting program: /home/gzq/install/poppler-dev/bin/pdftohtml -q -s ./mal-Splash-cc-4141-4-SIGFPE.pdf a [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Program received signal SIGFPE, Arithmetic exception. 0x000000000063e67b in isImageInterpolationRequired (srcWidth=1000, srcHeight=<optimized out>, scaledWidth=<optimized out>, scaledHeight=<optimized out>, interpolate=<optimized out>) at Splash.cc:4141 4141 if (scaledWidth / srcWidth >= 4 || scaledHeight / srcHeight >= 4) (gdb) print srcWidth $1 = 1000 (gdb) print srcHeight $2 = <optimized out> (gdb) bt #0 0x000000000063e67b in isImageInterpolationRequired (srcWidth=1000, srcHeight=<optimized out>, scaledWidth=<optimized out>, scaledHeight=<optimized out>, interpolate=<optimized out>) at Splash.cc:4141 #1 Splash::scaleImage (this=<optimized out>, src=<optimized out>, srcData=<optimized out>, srcMode=<optimized out>, nComps=<optimized out>, srcAlpha=<optimized out>, srcWidth=1000, srcHeight=<optimized out>, scaledWidth=<optimized out>, scaledHeight=9, interpolate=false, tilingPattern=<optimized out>) at Splash.cc:4169 #2 0x000000000063da14 in Splash::drawImage (this=<optimized out>, src=<optimized out>, tf=<optimized out>, srcData=<optimized out>, srcMode=<optimized out>, srcAlpha=<optimized out>, w=<optimized out>, h=<optimized out>, mat=<optimized out>, interpolate=<optimized out>, tilingPattern=<optimized out>) at Splash.cc:3760 #3 0x000000000042fce4 in SplashOutputDev::drawSoftMaskedImage (this=<optimized out>, state=<optimized out>, ref=<optimized out>, str=<optimized out>, width=<optimized out>, height=<optimized out>, colorMap=<optimized out>, interpolate=<optimized out>, maskStr=<optimized out>, maskWidth=<optimized out>, maskHeight=<optimized out>, maskColorMap=<optimized out>, maskInterpolate=<optimized out>) at SplashOutputDev.cc:4054 #4 0x00000000004d36e3 in Gfx::doImage (this=<optimized out>, ref=<optimized out>, str=<optimized out>, inlineImg=<optimized out>) at Gfx.cc:4553 #5 0x00000000004a6700 in Gfx::opXObject (this=0x9e3bb0, args=<optimized out>, numArgs=<optimized out>) at Gfx.cc:4130 #6 0x00000000004bf976 in Gfx::execOp (this=<optimized out>, cmd=<optimized out>, args=<optimized out>, numArgs=<optimized out>) at Gfx.cc:880 #7 0x00000000004be5f1 in Gfx::go (this=<optimized out>, topLevel=<optimized out>) at Gfx.cc:744 #8 0x00000000004bde55 in Gfx::display (this=<optimized out>, obj=<optimized out>, topLevel=<optimized out>) at Gfx.cc:706 #9 0x0000000000567465 in Page::displaySlice (this=0x9e29d0, out=0x9e4560, hDPI=<optimized out>, vDPI=<optimized out>, rotate=<optimized out>, useMediaBox=<optimized out>, crop=<optimized out>, sliceX=<optimized out>, sliceY=<optimized out>, sliceW=<optimized out>, sliceH=<optimized out>, printing=<optimized out>, abortCheckCbk=<optimized out>, abortCheckCbkData=<optimized out>, annotDisplayDecideCbk=<optimized out>, annotDisplayDecideCbkData=<optimized out>, copyXRef=<optimized out>) at Page.cc:560 #10 0x000000000056719e in Page::display (this=0x0, out=0xa147a0, hDPI=7.9989999999999997, vDPI=0.999, rotate=0, useMediaBox=true, crop=false, printing=false, abortCheckCbk=0x0, abortCheckCbkData=0x0, annotDisplayDecideCbk=0x0, annotDisplayDecideCbkData=0x0, copyXRef=<optimized out>) at Page.cc:481 #11 0x000000000056f0d0 in PDFDoc::displayPage (this=0x9dfe70, out=0x9e4560, page=1, hDPI=<optimized out>, vDPI=<optimized out>, rotate=<optimized out>, useMediaBox=true, crop=<optimized out>, printing=<optimized out>, abortCheckCbk=<optimized out>, abortCheckCbkData=<optimized out>, annotDisplayDecideCbk=<optimized out>, annotDisplayDecideCbkData=<optimized out>, copyXRef=false) at PDFDoc.cc:485 #12 0x00000000004085cf in main (argc=<optimized out>, argv=<optimized out>) at pdftohtml.cc:408