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Bug 1620386 - (CVE-2018-15672) CVE-2018-15672 hdf5: Divide-by-zero in the function H5D__chunk_init() resulting in a denial of service
CVE-2018-15672 hdf5: Divide-by-zero in the function H5D__chunk_init() resulti...
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
medium Severity medium
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Assigned To: Red Hat Product Security
impact=moderate,public=20180818,repor...
: Security
Depends On: 1620389 1620390 1623832 1623833 1623834 1623835 1623836 1623837
Blocks: 1620393
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Reported: 2018-08-23 02:26 EDT by Andrej Nemec
Modified: 2018-09-27 02:48 EDT (History)
26 users (show)

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Description Andrej Nemec 2018-08-23 02:26:43 EDT 
An issue was discovered in the HDF HDF5 1.10.2 library. A SIGFPE is raised in the function H5D__chunk_init() of H5Dchunk.c during an attempted parse of a crafted HDF file, because of incorrect protection against division by zero.

References:

https://github.com/SegfaultMasters/covering360/tree/master/HDF5#divided-by-zero---divbyzero__h5d_chunk_poc
Comment 1 Andrej Nemec 2018-08-23 02:28:38 EDT 
Created hdf5 tracking bugs for this issue:

Affects: epel-all [bug 1620390]
Affects: fedora-all [bug 1620389]
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