Vulnary
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Critical· 9.1official fix available

CVE-2019-25160

A critical bug in the Linux kernel’s netlabel subsystem could let attackers read or write memory they shouldn’t. The flaw is an out‑of‑bounds array access that could be exploited over a network.

publishedFeb 26, 2024
last modifiedAug 4, 2026
sourcesNVD
severity · cvss
9.1
critical · how bad it is
exploitation · epss
<1%
51th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 4, 2026

An official fix is available, so this entry is kept for 30 days and then removed automatically.

01

Who is affected

All Linux kernel users, especially those running kernel versions before the patch (prior to 4.8).

02

Real-world impact

An attacker could read or corrupt memory, potentially taking control of the affected system.

03

Why this severity

The CVSS score is high because the flaw is exploitable remotely with no authentication, and it can lead to complete system compromise.

04

What to do about it

official fix available
recommended steps
  1. 01Upgrade the Linux kernel to a version that includes the netlabel out‑of‑bounds memory access fix (e.g., kernel 4.8 or later).
  2. 02Reboot the system to load the updated kernel.

NVD description indicates the vulnerability has been resolved.

05

Timeline

  1. Feb 26, 2024 · Feb 26, 2024
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Aug 4, 2026 · 2d ago
    Advisory updated
    The NVD record was last revised.
  3. Aug 5, 2026 · 9h ago
    Official fix available
    A vendor patch or mitigation now exists — see the remediation steps above.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactNone
Availability impactHigh
07

References & advisories

NVD advisory ↗Search advisories ↗
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →