CVE-2018-6485
UnknownEPSS 4.78%
Last modified
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
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://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://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-6485?
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.
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-6485?
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