CVE-2016-9754
HIGH
7.8
CVSS Score
Published: January 5, 2017 at 11:00 AM UTC
Updated: June 17, 2026 at 12:56 AM UTC
1 product affected across 1 vendorLinux Kernel
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.8
Exploit prediction
EPSS 0.5%
Description
The ring_buffer_resize function in kernel/trace/ring_buffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffer_size_kb file.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
3.11 ≤ v < 3.12.613.13 ≤ v < 3.14.713.15 ≤ v < 3.16.373.17 ≤ v < 3.18.353.19 ≤ v < 4.1.263.5 ≤ v < 3.10.1024.2 ≤ v < 4.4.124.5 ≤ v < 4.5.64.6
Affected range stops below 3.10.102, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.12.61, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.14.71, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.16.37, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.18.35, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.1.26, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.4.12, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.5.6, 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_CONFIRMExploitPatchVendor Advisory
Source: [email protected]
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=59643d1535eb220668692a5359de22545af579f6x_refsource_CONFIRMRelease Notes
Source: [email protected]
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/95278x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
https://github.com/torvalds/linux/commit/59643d1535eb220668692a5359de22545af579f6x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://source.android.com/security/bulletin/2017-01-01.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-190
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card