Is CVE-2019-14835 being actively exploited?

CVE-2019-14835 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2019-14835?

CVE-2019-14835 has a CVSS 3.1 base score of 7.8 (HIGH).

CVE-2019-14835

HIGH · CVSS 7.8EPSS 0.6%EU EUVD

A buffer overflow flaw was found, in versions from 2.6.34 to 5.2.x, in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host.

Key facts

CVSS score: 7.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-120
EPSS score: 0.6% (49th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2019-5961)
Published: September 17, 2019
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2019-5961 in the EU Vulnerability Database. Last updated in EUVD on August 5, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
debian / debian linux
debian / debian linux
fedoraproject / fedora
fedoraproject / fedora
huawei / imanager neteco
huawei / imanager neteco
huawei / imanager neteco 6000
huawei / imanager neteco 6000
huawei / manageone
huawei / manageone
huawei / manageone
huawei / manageone
huawei / manageone
linux / linux kernel
linux / linux kernel
netapp / aff a700s
netapp / aff a700s firmware
netapp / data availability services
netapp / h300e
netapp / h300e firmware
netapp / h300s
netapp / h300s firmware
netapp / h410c
netapp / h410c firmware
netapp / h410s
netapp / h410s firmware
netapp / h500e
netapp / h500e firmware
netapp / h500s
netapp / h500s firmware
netapp / h610s
netapp / h610s firmware
netapp / h700e
netapp / h700e firmware
netapp / h700s
netapp / h700s firmware
netapp / hci management node
netapp / service processor
netapp / solidfire
netapp / steelstore cloud integrated storage
opensuse / leap
opensuse / leap
redhat / enterprise linux
redhat / enterprise linux

and 27 more…

Certified products that may be affected

25 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Red Hat Enterprise Linux 8 NSS Cryptographic Module - Red Hat, Inc. - FIPS 140 5513 - active
Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, LLC - FIPS 140 5461 - active
Red Hat Enterprise Linux 8 Kernel Cryptographic API - Red Hat, Inc. - FIPS 140 5089 - active
Red Hat Enterprise Linux 8 OpenSSL Cryptographic Module - Red Hat®, Inc. - FIPS 140 4642 - historical
Red Hat Enterprise Linux 8 NSS Cryptographic Module - Red Hat®, Inc. - FIPS 140 4458 - historical

See all 25 in the Security Certifications Explorer.

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html(Mailing List, Third Party Advisory)
http://packetstormsecurity.com/files/154572/Kernel-Live-Patch-Security-Notice-LSN-0056-1.html(Third Party Advisory, VDB Entry)
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html(Third Party Advisory, VDB Entry)
http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html(Third Party Advisory, VDB Entry)
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-qemu-en(Third Party Advisory)
http://www.openwall.com/lists/oss-security/2019/09/24/1(Mailing List)
http://www.openwall.com/lists/oss-security/2019/10/03/1(Mailing List, Third Party Advisory)
http://www.openwall.com/lists/oss-security/2019/10/09/3(Mailing List, Third Party Advisory)
http://www.openwall.com/lists/oss-security/2019/10/09/7(Mailing List, Third Party Advisory)
https://access.redhat.com/errata/RHBA-2019:2824(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2827(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2828(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2829(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2830(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2854(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2862(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2863(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2864(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2865(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2866(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2867(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2869(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2889(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2899(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2900(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2901(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2924(Third Party Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14835(Issue Tracking, Patch, Third Party Advisory)
https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html(Mailing List, Third Party Advisory)
https://lists.debian.org/debian-lts-announce/2019/10/msg00000.html(Mailing List, Third Party Advisory)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQFY6JYFIQ2VFQ7QCSXPWTUL5ZDNCJL5/(Mailing List)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3QNMPENPFEGVTOFPSNOBL7JEIJS25P/(Mailing List)
https://seclists.org/bugtraq/2019/Nov/11(Issue Tracking, Mailing List, Third Party Advisory)
https://seclists.org/bugtraq/2019/Sep/41(Issue Tracking, Mailing List, Third Party Advisory)
https://security.netapp.com/advisory/ntap-20191031-0005/(Third Party Advisory)
https://usn.ubuntu.com/4135-1/(Third Party Advisory)
https://usn.ubuntu.com/4135-2/(Third Party Advisory)
https://www.debian.org/security/2019/dsa-4531(Third Party Advisory)
https://www.openwall.com/lists/oss-security/2019/09/17/1(Exploit, Mailing List, Patch, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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