CVE-2018-12547

Name: CVE-2018-12547
Creator: NVD / NIST
Published: 2019-02-11T15:29:00.66+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.74%

Last modified Jun 17, 2026

CVE-2018-12547 is a vulnerability of currently unknown severity. In Eclipse OpenJ9, prior to the 0.12.0 release, the jio_snprintf() and jio_vsnprintf() native methods ignored the length parameter. This affects existing APIs that called the functions to exceed the allocated buffer. EPSS estimates a 2.74% chance of exploitation in the next 30 days.

Description

In Eclipse OpenJ9, prior to the 0.12.0 release, the jio_snprintf() and jio_vsnprintf() native methods ignored the length parameter. This affects existing APIs that called the functions to exceed the allocated buffer. This functions were not directly callable by non-native user code.

Metrics

EPSS Probability

2.74%

84.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Eclipse	Openj9	< 0.12.0
Redhat	Satellite	5.8
Redhat	Enterprise Linux Desktop	6.0
Redhat	Enterprise Linux Desktop	7.0
Redhat	Enterprise Linux Server	6.0
Redhat	Enterprise Linux Server	7.0
Redhat	Enterprise Linux Workstation	6.0
Redhat	Enterprise Linux Workstation	7.0

References

https://access.redhat.com/errata/RHSA-2019:0469Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0472Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0473Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0474Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0640Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1238
https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659Exploit, Issue Tracking, Vendor Advisory
https://access.redhat.com/errata/RHSA-2019:0469Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0472Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0473Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0474Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:0640Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1238
https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659Exploit, Issue Tracking, Vendor Advisory

Timeline

Published: Feb 11, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-12547?

How severe is CVE-2018-12547?

Severity scoring for CVE-2018-12547 is pending analysis. The EPSS model estimates a 2.74% probability of exploitation in the next 30 days.

How do I fix CVE-2018-12547?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-12547?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST