CVE-2019-14940: In Storage Performance Development Kit (SPDK) before 19.07, a user of a vhost can cause a crash if the target

Q: How do I fix CVE-2019-14940?

storage performance development kit: upgrade to 19.07. Exact commands for each OS are on this page.

Q: Is CVE-2019-14940 being exploited?

CVE-2019-14940 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-14940 affect?

CVE-2019-14940 affects storage performance development kit. Severity is medium (CVSS 6.5). In Storage Performance Development Kit (SPDK) before 19.07, a user of a vhost can cause a crash if the target is sent invalid input.

Q: How urgent is CVE-2019-14940?

Priority 40/100. No elevated risk signals yet.

This month

MEDIUM 6.5UPGRADE

CVE-2019-14940 is a medium-severity flaw (CVSS 6.5) affecting storage performance development kit. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In Storage Performance Development Kit (SPDK) before 19.07, a user of a vhost can cause a crash if the target is sent invalid input.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.2% (top 31%)
CISA exploited list	No
Published	2019-08-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: spdk

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-08-12 02:15 UTCPublished CVE record published
2026-06-17 02:19 UTCUpdated Record last modified

spdk storage performance development kit UPGRADE

Affected: < 19.07

Fixed in: 19.07

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy storage-performance-development-kit || rpm -q storage-performance-development-kit || storage-performance-development-kit --version

2. UPGRADE to 19.07 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade storage-performance-development-kit

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade storage-performance-development-kit

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-14940?

storage performance development kit: upgrade to 19.07. Exact commands for each OS are on this page.

Is CVE-2019-14940 being exploited?

CVE-2019-14940 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-14940 affect?

CVE-2019-14940 affects storage performance development kit. Severity is medium (CVSS 6.5). In Storage Performance Development Kit (SPDK) before 19.07, a user of a vhost can cause a crash if the target is sent invalid input.

How urgent is CVE-2019-14940?

Priority 40/100. No elevated risk signals yet.

Related CVEs

CVE-2021-28361 HIGH 7.5 UPGRADE An issue was discovered in Storage Performance Development Kit (SPDK) before 20.01.01
CVE-2019-9547 MEDIUM 5.3 UPGRADE In Storage Performance Development Kit (SPDK) before 19.01, a malicious vhost client (i.e., virtual machine) c

References

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