CVE-2021-46244

NameCVE-2021-46244
DescriptionA Divide By Zero vulnerability exists in HDF5 v1.13.1-1 vis the function H5T__complete_copy () at /hdf5/src/H5T.c. This vulnerability causes an aritmetic exception, leading to a Denial of Service (DoS).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
hdf5 (PTS)buster1.10.4+repack-10vulnerable
bullseye1.10.6+repack-4+deb11u1vulnerable
bookworm, sid1.10.7+repack-4vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
hdf5source(unstable)(unfixed)unimportant

Notes

https://github.com/HDFGroup/hdf5/issues/1327
https://github.com/advisories/GHSA-vrxh-5gxg-rmhm
Negligible security impact, malicous scientific data has more issues than a crash...

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