Vulnary
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Critical· 9.8official fix available

CVE-2022-50410

CVE-2022-50410 is a critical buffer overflow vulnerability in the Linux kernel's NFSD component. A malicious client could exploit it by sending oversized RPC requests, causing the system to mishandle buffer sizes and potentially allowing arbitrary code execution or denial of service. The vulnerability has been resolved in updated kernel versions.

publishedSep 18, 2025
last modifiedAug 4, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
32th 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 3, 2026

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

01

Who is affected

Systems running vulnerable versions of the Linux kernel

02

Real-world impact

Could allow attackers to execute code or crash systems without user interaction

03

Why this severity

CVSS 9.8 (critical) - High confidence in exploitability and severe impact

04

What to do about it

official fix available
recommended steps
  1. 011. Check current Linux kernel version using 'uname -r' or system settings.
  2. 022. Upgrade to a kernel version that includes the fix for CVE-2022-50410 (e.g., via package manager or vendor repository).
  3. 033. Reboot the system after updating to ensure changes take effect.

NVD description and Linux kernel vulnerability advisory

05

Timeline

  1. Sep 18, 2025 · Sep 18, 2025
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Aug 4, 2026 · 1d ago
    Advisory updated
    The NVD record was last revised.
  3. Aug 4, 2026 · 1d 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 impactHigh
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 →