CVE-2020-18232

Publication date 22 August 2023

Last updated 27 February 2026

Ubuntu priority

Negligible

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

Description

Buffer Overflow vulnerability in function H5S_close in H5S.c in HDF5 1.10.4 allows remote attackers to run arbitrary code via creation of crafted file.

Status

Package Ubuntu Release Status
hdf5 25.10 questing
Not affected
25.04 plucky Ignored end of life, was needs-triage
24.10 oracular Ignored end of life, was needs-triage
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.04 LTS jammy
Not affected
20.04 LTS focal
Vulnerable
18.04 LTS bionic
Vulnerable
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Ignored end of standard support

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
hdf5

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Other references

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