CVE-2026-98913: Linux kernel · net: thunderx: fix PTP device ref leak in nicvf_probe()
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in df3d586ecc580623edadec71a6ffdf4c79e2a8e8 : update Linux kernel when convenient.
Data as of 26 Oct 2026, 14:18 UTC
Rated Low by Threat Radar's AI analysis · CVSS not yet scored by NVD
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in df3d586ecc580623edadec71a6ffdf4c79e2a8e8, c8bc44a1d86d5b432ec7f5a6f30b4e719a047374, 916d74343cd60ef7c3d433bd417d26ba31642c09 +2
Exploitation evidence
Disclosed: evidence found.
CVE published 23 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in– |
AI-suggested
A fix is available in the Linux kernel in the commits identified by hashes df3d586ecc580623edadec71a6ffdf4c79e2a8e8, c8bc44a1d86d5b432ec7f5a6f30b4e719a047374, 916d74343cd60ef7c3d433bd417d26ba31642c09, 3a2eedb172e777f2c8608395eec42250fb355dae, and 2bcf59eefb9f00a2b1d426b639ee49c305a80695. Users should update to a Linux kernel version including these fixes to remediate the issue.
Description
A reference leak vulnerability was identified and fixed in the Linux kernel's thunderx network driver (nicvf_probe function). The flaw involved a failure to release a reference to the PTP PCI device if initialization failed after acquiring it, potentially causing resource leaks.
References
- git.kernel.org/stable/c/3a2eedb172e777f2c8608395eec42250fb355dae (opens in a new tab)
- git.kernel.org/stable/c/c8bc44a1d86d5b432ec7f5a6f30b4e719a047374 (opens in a new tab)
- git.kernel.org/stable/c/df3d586ecc580623edadec71a6ffdf4c79e2a8e8 (opens in a new tab)
- git.kernel.org/stable/c/916d74343cd60ef7c3d433bd417d26ba31642c09 (opens in a new tab)
- git.kernel.org/stable/c/2bcf59eefb9f00a2b1d426b639ee49c305a80695 (opens in a new tab)