CVE-2019-14378

Description

ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the first fragment.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 10.00% Top 10%
Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.freedesktop.org/slirp/libslirp/commit/126c04acbabd7ad32c2b018fe10dfac2a3bc1210 third party advisory patch
http://www.openwall.com/lists/oss-security/2019/08/01/2 third party advisory mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UPLHB2AN663OXAWUQURF7J2X5LHD4VD3/ vendor advisory
https://seclists.org/bugtraq/2019/Aug/41 mailing list
https://www.debian.org/security/2019/dsa-4506 vendor advisory
https://blog.bi0s.in/2019/08/24/Pwn/VM-Escape/2019-07-29-qemu-vm-escape-cve-2019-14378/
https://news.ycombinator.com/item?id=20799010
http://packetstormsecurity.com/files/154269/QEMU-Denial-Of-Service.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html vendor advisory
https://www.debian.org/security/2019/dsa-4512 vendor advisory
https://seclists.org/bugtraq/2019/Sep/3 mailing list
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00008.html vendor advisory
https://support.f5.com/csp/article/K25423748
https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html mailing list
https://support.f5.com/csp/article/K25423748?utm_source=f5support&%3Butm_medium=RSS
https://access.redhat.com/errata/RHSA-2019:3179 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3403 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3494 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3742 vendor advisory
https://access.redhat.com/errata/RHSA-2019:3787 vendor advisory
https://usn.ubuntu.com/4191-2/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html vendor advisory
https://usn.ubuntu.com/4191-1/ vendor advisory
https://access.redhat.com/errata/RHSA-2019:3968 vendor advisory
https://access.redhat.com/errata/RHSA-2019:4344 vendor advisory
https://access.redhat.com/errata/RHSA-2020:0366 vendor advisory
https://access.redhat.com/errata/RHSA-2020:0775 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-14378?
CVE-2019-14378 has been scored as a high severity vulnerability.
How to fix CVE-2019-14378?
To fix CVE-2019-14378, 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-2019-14378 being actively exploited in the wild?
It is possible that CVE-2019-14378 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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