CVE-2019-14835
7.2
CVSS:3.0/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux Kernel | Linux kernel | from version 2.6.34 to 5.2.x | affected |
Weaknesses
- CWE-120: CWE-120
ADP Enrichment
CVE Program Container
Additional References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14835
- https://www.openwall.com/lists/oss-security/2019/09/17/1
- https://usn.ubuntu.com/4135-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQFY6JYFIQ2VFQ7QCSXPWTUL5ZDNCJL5/
- https://access.redhat.com/errata/RHSA-2019:2827
- https://access.redhat.com/errata/RHSA-2019:2828
- https://access.redhat.com/errata/RHSA-2019:2830
- https://access.redhat.com/errata/RHSA-2019:2829
- https://access.redhat.com/errata/RHSA-2019:2854
- https://access.redhat.com/errata/RHSA-2019:2862
- https://access.redhat.com/errata/RHSA-2019:2863
- https://access.redhat.com/errata/RHSA-2019:2866
- https://access.redhat.com/errata/RHSA-2019:2864
- https://access.redhat.com/errata/RHSA-2019:2865
- https://access.redhat.com/errata/RHSA-2019:2867
- https://access.redhat.com/errata/RHSA-2019:2869
- http://packetstormsecurity.com/files/154572/Kernel-Live-Patch-Security-Notice-LSN-0056-1.html
- http://www.openwall.com/lists/oss-security/2019/09/24/1
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- https://access.redhat.com/errata/RHSA-2019:2889
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
- https://seclists.org/bugtraq/2019/Sep/41
- https://www.debian.org/security/2019/dsa-4531
- https://access.redhat.com/errata/RHSA-2019:2900
- https://access.redhat.com/errata/RHSA-2019:2901
- https://access.redhat.com/errata/RHSA-2019:2899
- https://access.redhat.com/errata/RHSA-2019:2924
- https://usn.ubuntu.com/4135-1/
- https://lists.debian.org/debian-lts-announce/2019/10/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3QNMPENPFEGVTOFPSNOBL7JEIJS25P/
- http://www.openwall.com/lists/oss-security/2019/10/03/1
- http://www.openwall.com/lists/oss-security/2019/10/09/3
- http://www.openwall.com/lists/oss-security/2019/10/09/7
- https://access.redhat.com/errata/RHBA-2019:2824
- http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
- https://security.netapp.com/advisory/ntap-20191031-0005/
- https://seclists.org/bugtraq/2019/Nov/11
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-qemu-en
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14835
- https://www.openwall.com/lists/oss-security/2019/09/17/1
- https://usn.ubuntu.com/4135-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQFY6JYFIQ2VFQ7QCSXPWTUL5ZDNCJL5/
- https://access.redhat.com/errata/RHSA-2019:2827
- https://access.redhat.com/errata/RHSA-2019:2828
- https://access.redhat.com/errata/RHSA-2019:2830
- https://access.redhat.com/errata/RHSA-2019:2829
- https://access.redhat.com/errata/RHSA-2019:2854
- https://access.redhat.com/errata/RHSA-2019:2862
- https://access.redhat.com/errata/RHSA-2019:2863
- https://access.redhat.com/errata/RHSA-2019:2866
- https://access.redhat.com/errata/RHSA-2019:2864
- https://access.redhat.com/errata/RHSA-2019:2865
- https://access.redhat.com/errata/RHSA-2019:2867
- https://access.redhat.com/errata/RHSA-2019:2869
- http://packetstormsecurity.com/files/154572/Kernel-Live-Patch-Security-Notice-LSN-0056-1.html
- http://www.openwall.com/lists/oss-security/2019/09/24/1
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
- https://access.redhat.com/errata/RHSA-2019:2889
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
- https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
- https://seclists.org/bugtraq/2019/Sep/41
- https://www.debian.org/security/2019/dsa-4531
- https://access.redhat.com/errata/RHSA-2019:2900
- https://access.redhat.com/errata/RHSA-2019:2901
- https://access.redhat.com/errata/RHSA-2019:2899
- https://access.redhat.com/errata/RHSA-2019:2924
- https://usn.ubuntu.com/4135-1/
- https://lists.debian.org/debian-lts-announce/2019/10/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YW3QNMPENPFEGVTOFPSNOBL7JEIJS25P/
- http://www.openwall.com/lists/oss-security/2019/10/03/1
- http://www.openwall.com/lists/oss-security/2019/10/09/3
- http://www.openwall.com/lists/oss-security/2019/10/09/7
- https://access.redhat.com/errata/RHBA-2019:2824
- http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
- https://security.netapp.com/advisory/ntap-20191031-0005/
- https://seclists.org/bugtraq/2019/Nov/11
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200115-01-qemu-en
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