Vulnerability Details : CVE-2019-14835
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.
Vulnerability category: Overflow
Exploit prediction scoring system (EPSS) score for CVE-2019-14835
Probability of exploitation activity in the next 30 days: 0.07%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 29 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-14835
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
[email protected] |
|
7.2
|
HIGH | CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H |
0.6
|
6.0
|
[email protected] |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
[email protected] |
CWE ids for CVE-2019-14835
-
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.Assigned by:
- [email protected] (Secondary)
- [email protected] (Primary)
References for CVE-2019-14835
-
http://www.openwall.com/lists/oss-security/2019/09/24/1
Mailing List
-
https://access.redhat.com/errata/RHSA-2019:2867
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2829
Third Party Advisory
-
https://www.openwall.com/lists/oss-security/2019/09/17/1
Exploit;Mailing List;Patch;Third Party Advisory
-
https://seclists.org/bugtraq/2019/Nov/11
Issue Tracking;Mailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/10/msg00000.html
Mailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2889
Third Party Advisory
-
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-qemu-en
Third Party Advisory
-
https://usn.ubuntu.com/4135-2/
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2899
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2830
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2900
Third Party Advisory
-
http://packetstormsecurity.com/files/154572/Kernel-Live-Patch-Security-Notice-LSN-0056-1.html
Third Party Advisory;VDB Entry
-
https://security.netapp.com/advisory/ntap-20191031-0005/
Third Party Advisory
-
http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
Third Party Advisory;VDB Entry
-
http://www.openwall.com/lists/oss-security/2019/10/09/7
Mailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2865
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2827
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2869
Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2019/10/09/3
Mailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2864
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2863
Third Party Advisory
-
https://seclists.org/bugtraq/2019/Sep/41
Issue Tracking;Mailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2828
Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3QNMPENPFEGVTOFPSNOBL7JEIJS25P/
-
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
Third Party Advisory;VDB Entry
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14835
Issue Tracking;Patch;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2901
Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQFY6JYFIQ2VFQ7QCSXPWTUL5ZDNCJL5/
-
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
Mailing List;Third Party Advisory
-
https://usn.ubuntu.com/4135-1/
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2854
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2866
Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
Mailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHBA-2019:2824
Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2019/10/03/1
Mailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
Mailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2924
Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2862
Third Party Advisory
-
https://www.debian.org/security/2019/dsa-4531
Third Party Advisory
Products affected by CVE-2019-14835
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_real_time:7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_for_real_time:8:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.3:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:a:huawei:manageone:6.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:manageone:6.5.0.spc100.b210:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:manageone:6.5.1rc1.b060:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:manageone:6.5.1rc1.b080:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:manageone:6.5.rc2.b050:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:imanager_neteco_6000:v600r008c10spc300:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:imanager_neteco_6000:v600r008c20:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:imanager_neteco:v600r009c00:*:*:*:*:*:*:*
- cpe:2.3:a:huawei:imanager_neteco:v600r009c10spc200:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:service_processor:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:data_availability_services:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:aff_a700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:_steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*