CVE-2016-6197
published 2016-08-06CVE-2016-6197: fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with…
medium5.5CVSS 3.0
AVLACLPRLUINSUCNINAH
fs/overlayfs/dir.c in the OverlayFS filesystem implementation in the Linux kernel before 4.6 does not properly verify the upper dentry before proceeding with unlink and rename system-call processing, which allows local users to cause a denial of service (system crash) via a rename system call that specifies a self-hardlink.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 4.6.1-1 (bookworm) | linux 4.6.1-1 (bookworm) |
| linux | linux_kernel | <= 4.5.7 | — |
| linux | linux_kernel | >= 0 < 4.6.1-1 | 4.6.1-1 |
| linux | linux_kernel | >= 0 < 4.6.1-1 | 4.6.1-1 |
| linux | linux_kernel | >= 0 < 4.6.1-1 | 4.6.1-1 |
| linux | linux_kernel | >= 0 < 4.6.1-1 | 4.6.1-1 |
| linux | linux_kernel | >= 0 < 4.4.0-36.55 | 4.4.0-36.55 |
| oracle | linux | — | — |
| oracle | vm_server | — | — |
CVSS provenance
nvdv3.05.5MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM