CVE-20XX-?
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CVE-2020-27825

5.7 MEDIUM 0.3% exploit odds Fix listed

What it is

A use-after-free flaw was found in kernel/trace/ring_buffer.c in Linux kernel (before 5.10-rc1). There was a race problem in trace_open and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem (DOS). This flaw could even allow a local attacker with special user privilege to a kernel information leak threat.

At a glance

Exploitability
Can be exploited locally on the machine with an admin-level account. High risk of data exposure, service disruption.
Exploit odds
0.3% chance of exploitation in the next 30 days (EPSS).
Fix
A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

  1. PublishedDisclosed publicly on CVE.org and NVD
  2. Last updatedMost recent change to the record

Why it ranks here

Details

Published
Last modified
Exploit probability
0.3% · EPSS, next 30 days
Weakness
CWE-362 · Race condition
Record status
Modified

Affected

Attack profile CVSS 3.1 · 5.7

Attack vector
Local
Complexity
High
Privileges needed
High
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Raw vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-27825.md and follow it. Check whether this project is affected by CVE-2020-27825. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record