CVE-2017-7374
High
Description
Use-after-free vulnerability in fs/crypto/ in the Linux kernel before 4.10.7 allows local users to cause a denial of service (NULL pointer dereference) or possibly gain privileges by revoking keyring keys being used for ext4, f2fs, or ubifs encryption, causing cryptographic transform objects to be freed prematurely.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedMar 31, 2017
First seenMar 31, 2017
How to fix
Update
- linux linux_kernel4.4.59, 4.9.20, 4.10.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.2 ≤ v < 4.4.59, 4.5 ≤ v < 4.9.20, 4.10 ≤ v < 4.10.7 | 4.4.59, 4.9.20, 4.10.7 |
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