CVE-2021-46243 — NULL Pointer Dereference in Hdf5

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
0.3%
top 48.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Hdfgroup Hdf5Debian Hdf5
Timeline
PublishedJan 21
Latest updateJan 22

Description

An untrusted pointer dereference vulnerability exists in HDF5 v1.13.1-1 via the function H5O__dtype_decode_helper () at hdf5/src/H5Odtype.c. This vulnerability can lead to a Denial of Service (DoS).

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages2 packages

▶debiandebian/hdf5
▶NVDhdfgroup/hdf51.13.1-1

🔴Vulnerability Details

2
GHSA
GHSA-2rqw-mg55-mp69: An untrusted pointer dereference vulnerability exists in HDF5 v1↗2022-01-22
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OSV
CVE-2021-46243: An untrusted pointer dereference vulnerability exists in HDF5 v1↗2022-01-21
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📋Vendor Advisories

2
Red Hat
hdf5: Untrusted pointer dereference via the function H5O__dtype_decode_helper at hdf5/src/H5Odtype.c↗2022-01-21
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Debian
CVE-2021-46243: hdf5 - An untrusted pointer dereference vulnerability exists in HDF5 v1.13.1-1 via the ...↗2021
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