CVE-2026-23020 (GCVE-0-2026-23020)

Vulnerability from cvelistv5 – Published: 2026-01-31 11:39 – Updated: 2026-05-23 16:03
VLAI
Title
net: 3com: 3c59x: fix possible null dereference in vortex_probe1()
Summary
In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortex_probe1() pdev can be null and free_ring: can be called in 1297 with a null pdev.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 053ac9e37eee435e999277c0f1ef890dad6064bf (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 606872c8e8bf96066730f6a2317502c5633c37f1 (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 28b2a805609699be7b90020ae7dccfb234be1ceb (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < 2f05f7737e16d9a40038cc1c38a96a3f7964898b (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7 (git)
Affected: 55c82617c3e82210b7471e9334e8fc5df6a9961f , < a4e305ed60f7c41bbf9aabc16dd75267194e0de3 (git)
Affected: d30fdc02c49ad9965bba25015ae66c22dae967d1 (git)
Affected: 4.16.12 , < 4.17 (semver)
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Linux Linux Affected: 4.17
Unaffected: 0 , < 4.17 (semver)
Unaffected: 5.10.248 , ≤ 5.10.* (semver)
Unaffected: 5.15.198 , ≤ 5.15.* (semver)
Unaffected: 6.1.161 , ≤ 6.1.* (semver)
Unaffected: 6.6.121 , ≤ 6.6.* (semver)
Unaffected: 6.12.66 , ≤ 6.12.* (semver)
Unaffected: 6.18.6 , ≤ 6.18.* (semver)
Unaffected: 6.19 , ≤ * (original_commit_for_fix)
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  }
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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