CVE-2018-14622

Description

A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.80% Top 15%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com
Affected: [UNKNOWN] libtirpc
Published at:
Updated at:

References

Link Tags
https://usn.ubuntu.com/3759-2/ third party advisory vendor advisory
https://usn.ubuntu.com/3759-1/ third party advisory vendor advisory
https://access.redhat.com/errata/RHBA-2017:1991 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/08/msg00034.html third party advisory mailing list
https://bugzilla.novell.com/show_bug.cgi?id=968175 third party advisory issue tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14622 third party advisory issue tracking
http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=1c77f7a869bdea2a34799d774460d1f9983d45f0

Frequently Asked Questions

What is the severity of CVE-2018-14622?
CVE-2018-14622 has been scored as a high severity vulnerability.
How to fix CVE-2018-14622?
To fix CVE-2018-14622, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-14622 being actively exploited in the wild?
It is possible that CVE-2018-14622 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-14622?
CVE-2018-14622 affects [UNKNOWN] libtirpc.
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