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.
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-1930-1 | linux security update |
Debian DLA |
DLA-1940-1 | linux-4.9 security update |
Debian DSA |
DSA-4531-1 | linux security update |
EUVD |
EUVD-2019-5961 | 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. |
Ubuntu USN |
USN-4135-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-4135-2 | Linux kernel vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Projects
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-05T00:26:39.157Z
Reserved: 2019-08-10T00:00:00
Link: CVE-2019-14835
No data.
Status : Modified
Published: 2019-09-17T16:15:10.980
Modified: 2024-11-21T04:27:27.790
Link: CVE-2019-14835
OpenCVE Enrichment
No data.
Weaknesses
Debian DLA
Debian DSA
EUVD
Ubuntu USN