Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-9399

20
FAUCET Score

CVE-2016-9399 describes a denial-of-service vulnerability in the calcstepsizes function of JasPer 1.900.22, affecting various Fedora and openSUSE distributions. With a CVSS v3.1 score of 7.5 (High), this vulnerability can be exploited remotely without authentication or user interaction, leading to an assertion failure and system unavailability. While the risk score is moderate at 60/100, there is no evidence of active exploitation, public exploit code, or significant community discussion, suggesting a low current threat level.

Impacted Technologies

VendorProductVersion(s)CPE
1.900.22CPE matchmatch criteria
cpe:2.3:a:jasper_project:jasper:1.900.22:*:*:*:*:*:*:*
32CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
33CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
15.1CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
15.2CPE matchmatch criteria
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.76%
Probability of exploitation in next 30 days
EPSS Percentile
88.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0376 is in the 80th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

redhatpatch availablevia nvd_reference
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: netpbm
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: jasper
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: jasper
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Virtualization 3Fixed in: mingw-virt-viewer

Vendor Advisories (1)

redhatCVE-2016-9399Low

jasper: reachable assertion in calcstepsizes()

Nov 16, 2016

References

lists.opensuse.org / opensuse-security-announce/2020-09/msg00082.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2020-09/msg00085.html
Mailing ListThird Party Advisory
blogs.gentoo.org / ago/2016/11/16/jasper-multiple-assertion-failure
PatchThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/N4ALB4SXHURLVWKAOKYRNJXPABW3M22M
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/UPOVZTSIQPW2H4AFLMI3LHJEZGBVEQET
openwall.com / lists/oss-security/2016/11/17/1
Mailing ListPatchThird Party Advisory
securityfocus.com / bid/94380
Third Party AdvisoryVDB Entry