CVE-2016-10088
Description
The sg implementation in the Linux kernel through 4.9 does not properly restrict write operations in situations where the KERNEL_DS option is set, which allows local users to read or write to arbitrary kernel memory locations or cause a denial of service (use-after-free) by leveraging access to a /dev/sg device, related to block/bsg.c and drivers/scsi/sg.c. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-9576.
How to fix
- linux linux_kernel3.10.107, 3.12.70, 3.16.40, 3.18.47, 4.1.38, 4.4.41, 4.8.17, 4.9.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 3.10.107, 3.11 ≤ v < 3.12.70, 3.13 ≤ v < 3.16.40, 3.17 ≤ v < 3.18.47, 3.19 ≤ v < 4.1.38, 4.2 ≤ v < 4.4.41, 4.5 ≤ v < 4.8.17, 4.9 ≤ v < 4.9.2 | 3.10.107, 3.12.70, 3.16.40, 3.18.47, 4.1.38, 4.4.41, 4.8.17, 4.9.2 |
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