---
cve: "CVE-2017-7374"
severity: "LOW"
cvss: 3.1
epss: "80%"
vendor: "n/a"
kev: false
exploited: false
published: "2017-03-31 20:59:00"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T11:11:52+02:00"
---

# CVE-2017-7374

> 3.1 LOW · 🧪 PoC

## Beschreibung

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.

## Referenzen

- <https://source.android.com/security/bulletin/2017-10-01>
- <http://www.securityfocus.com/bid/97308>
- <https://github.com/torvalds/linux/commit/1b53cf9815bb4744958d41f3795d5d5a1d365e2d>
- <https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.7>
- <http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1b53cf9815bb4744958d41f3795d5d5a1d365e2d>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2017-7374) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_