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VulnerabilityPublished

CVE-2025-33235: NVIDIA Resiliency Extension · Race Condition

Affects NVIDIA Resiliency ExtensionSource CVE Database V5

0

Not known to be exploited · CVSS 7.8 High : upgrade to 0.5.0 soon.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 0.5.0
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 16 Dec 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade NVIDIA Resiliency Extension to 0.5.0.

Affected software

ProductAffectedFixed in
NVIDIA Resiliency ExtensionAffected
  • <0.5.0
  • =0.4.1
Fixed in
  • 0.5.0

AI-suggested

European organizations should implement the following specific mitigations: 1) Immediately restrict local access to systems running vulnerable versions of NVIDIA Resiliency Extension, enforcing strict role-based access controls and monitoring for unusual local activity. 2) Employ Linux security modules (e.g., SELinux, AppArmor) to limit process capabilities and isolate the checkpointing component. 3) Monitor system logs and audit trails for race condition exploitation indicators such as unexpected process behavior or checkpoint failures. 4) Prepare for rapid deployment of patches once NVIDIA releases fixed versions beyond 0.5.0. 5) Conduct thorough code reviews and testing in environments using the extension to detect synchronization issues. 6) Educate system administrators about the risks of local privilege escalation and enforce multi-factor authentication to reduce insider threat risks. 7) Consider temporary disabling or limiting use of the checkpointing feature if feasible until patches are available.

Description

CVE-2025-33235 is a high-severity race condition vulnerability in the NVIDIA Resiliency Extension for Linux, specifically in its checkpointing core. This flaw allows an attacker with limited privileges and local access to exploit improper synchronization of shared resources, potentially leading to information disclosure, data tampering, denial of service, or privilege escalation. The vulnerability affects versions prior to 0.5.0 and 0.4.1. Exploitation does not require user interaction but does require local access with some privileges. No known exploits are currently in the wild.

References

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