CVE-2015-8963

HIGH

CVSS Score

Published: November 16, 2016 at 04:49 AM UTC

Updated: June 17, 2026 at 12:35 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7

Exploit prediction

EPSS 1%

SSVC

No known exploit

Description

Race condition in kernel/events/core.c in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect handling of an swevent data structure during a CPU unplug operation.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v < 3.2.853.17 ≤ v < 3.18.543.19 ≤ v < 4.43.3 ≤ v < 3.16.40

Affected range stops below 3.16.40, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.18.54, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.2.85, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

x_refsource_CONFIRMPatchThird Party AdvisoryVendor Advisory

Source: [email protected]

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=12ca6ad2e3a896256f086497a7c7406a547ee373

x_refsource_CONFIRMThird Party Advisory

Source: [email protected]

http://source.android.com/security/bulletin/2016-11-01.html

VDB Entryx_refsource_BIDThird Party Advisory

Source: [email protected]

http://www.securityfocus.com/bid/94207

x_refsource_CONFIRMPatchVendor Advisory

Source: [email protected]

https://github.com/torvalds/linux/commit/12ca6ad2e3a896256f086497a7c7406a547ee373

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7HIGHCISA-ADP

Attack Vector: LOCAL
Complexity: HIGH
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-362CWE-416

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