CVE-2018-6485

Name: CVE-2018-6485
Creator: NVD / NIST
Published: 2018-02-01T14:29:00.623+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.78%

Last modified Jun 17, 2026

CVE-2018-6485 is a vulnerability of currently unknown severity. An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption.. EPSS estimates a 4.78% chance of exploitation in the next 30 days.

Description

An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption.

Metrics

EPSS Probability

4.78%

90.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gnu	Glibc	<= 2.26
Redhat	Virtualization Host	4.0
Redhat	Enterprise Linux Desktop	7.0
Redhat	Enterprise Linux Server	7.0
Redhat	Enterprise Linux Workstation	7.0
Oracle	Communications Session Border Controller	8.0.0
Oracle	Communications Session Border Controller	8.1.0
Oracle	Communications Session Border Controller	8.2.0
Oracle	Enterprise Communications Broker	3.0.0
Oracle	Enterprise Communications Broker	3.1.0
Netapp	Cloud Backup	All versions
Netapp	Data Ontap Edge	All versions
Netapp	Element Software	All versions
Netapp	Element Software Management	All versions
Netapp	Steelstore Cloud Integrated Storage	All versions
Netapp	Storage Replication Adapter	>= 7.2
Netapp	Vasa Provider	>= 7.2
Netapp	Vasa Provider	6.x
Netapp	Virtual Storage Console	>= 7.2
Netapp	Virtual Storage Console	All versions

References

http://bugs.debian.org/878159Issue Tracking, Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/102912Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3092Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20190404-0003/Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=22343Issue Tracking, Third Party Advisory
https://usn.ubuntu.com/4218-1/
https://usn.ubuntu.com/4416-1/
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch, Third Party Advisory
http://bugs.debian.org/878159Issue Tracking, Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/102912Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3092Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20190404-0003/Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=22343Issue Tracking, Third Party Advisory
https://usn.ubuntu.com/4218-1/
https://usn.ubuntu.com/4416-1/
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch, Third Party Advisory

Timeline

Published: Feb 1, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-6485?

How severe is CVE-2018-6485?

Severity scoring for CVE-2018-6485 is pending analysis. The EPSS model estimates a 4.78% probability of exploitation in the next 30 days.

How do I fix CVE-2018-6485?

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-2018-6485?

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

Scan your code now

Source: NVD / NIST