A missing authorization check in the fscrypt_process_policy function in fs/crypto/policy.c in the ext4 and f2fs filesystem encryption support in the Linux kernel before 4.7.4 allows a user to assign an encryption policy to a directory owned by a different user, potentially creating a denial of service.
CVSS Details
- CVSS 3.0 Base Score: 6.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | Apr 4, 2017 |
| Oracle_linux | — | Upgrade kernel-uek | Dec 14, 2017 | Sep 8, 2016 |
| Suse | — | Upgrade kernel-default | May 8, 2017 | Apr 4, 2017 |
| Ubuntu | — | Upgrade linux-lts-xenialUpgrade linux-snapdragonUpgrade linuxUpgrade linux-raspi2 | Nov 19, 2024 | Apr 4, 2017 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Apr 4, 2017 |
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