CVE-2016-2853
HIGH
7.8
CVSS Score
Published: May 2, 2016 at 10:00 AM UTC
Updated: June 17, 2026 at 12:44 AM UTC
1 product affected across 1 vendorLinux Kernel
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Severity
HIGH7.8
Exploit prediction
EPSS 0.9%
Description
The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
3.0.0 ≤ v ≤ 3.19.84.0.0 ≤ v ≤ 4.20.15
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (5)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
http://www.halfdog.net/Security/2016/AufsPrivilegeEscalationInUserNamespaces/Mailing Listx_refsource_MLISTExploitThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2016/02/24/9Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2021/10/18/1Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://sourceforge.net/p/aufs/mailman/message/34864744/CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-269
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