Vulnerability Description
A flaw was found in the Linux kernel that allows the userspace to call memcpy_fromiovecend() and similar functions with a zero offset and buffer length which causes the read beyond the buffer boundaries, in certain cases causing a memory access fault and a system halt by accessing invalid memory address. This issue only affects kernel version 3.10.x as shipped with Red Hat Enterprise Linux 7.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.10.0, <= 3.10.90 |
| Redhat | Enterprise Linux Server | 7.0 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/106296Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2029
- https://access.redhat.com/errata/RHSA-2019:2043
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16885Issue TrackingThird Party Advisory
- http://www.securityfocus.com/bid/106296Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2019:2029
- https://access.redhat.com/errata/RHSA-2019:2043
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16885Issue TrackingThird Party Advisory
FAQ
What is CVE-2018-16885?
CVE-2018-16885 is a vulnerability with a CVSS score of 4.7 (MEDIUM). A flaw was found in the Linux kernel that allows the userspace to call memcpy_fromiovecend() and similar functions with a zero offset and buffer length which causes the read beyond the buffer boundari...
How severe is CVE-2018-16885?
CVE-2018-16885 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-16885?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Enterprise Linux Server.