CVE-2017-7374
HIGH
7.8
CVSS Score
Published: March 31, 2017 at 08:00 PM UTC
Updated: June 17, 2026 at 01:24 AM UTC
1 product affected across 1 vendorLinux Kernel
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Severity
HIGH7.8
Exploit prediction
EPSS 0.8%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
4.10 ≤ v < 4.10.74.2 ≤ v < 4.4.594.5 ≤ v < 4.9.20
Affected range stops below 4.10.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.59, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.9.20, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (5)
x_refsource_CONFIRMPatchThird Party Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1b53cf9815bb4744958d41f3795d5d5a1d365e2dVDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/97308x_refsource_CONFIRMPatchThird Party Advisory
Source: [email protected]
https://github.com/torvalds/linux/commit/1b53cf9815bb4744958d41f3795d5d5a1d365e2dx_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://source.android.com/security/bulletin/2017-10-01x_refsource_CONFIRMRelease NotesVendor Advisory
Source: [email protected]
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.7CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416CWE-476
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