CVE-2021-47547

low-risk
Published 2024-05-24

In the Linux kernel, the following vulnerability has been resolved: net: tulip: de4x5: fix the problem that the array 'lp->phy[8]' may be out of bound In line 5001, if all id in the array 'lp->phy[8]' is not 0, when the 'for' end, the 'k' is 8. At this time, the array 'lp->phy[8]' may be out of bound.

Do I need to act?

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0.02% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10 Medium
LOCAL / LOW complexity

Affected Products (2)

Affected Vendors

Linux

References (16)

Patch https://git.kernel.org/stable/c/12f907cb11576b8cd0b1d95a16d1f10ed5bb7237
Patch https://git.kernel.org/stable/c/142ead3dc70411bd5977e8c47a6d8bf22287b3f8
Patch https://git.kernel.org/stable/c/2c1a6a9a011d622a7c61324a97a49801ba425eff
Patch https://git.kernel.org/stable/c/61217be886b5f7402843677e4be7e7e83de9cb41
Patch https://git.kernel.org/stable/c/77ff166909458646e66450e42909e0adacc99049
Patch https://git.kernel.org/stable/c/d3dedaa5a601107cfedda087209772c76e364d58
Patch https://git.kernel.org/stable/c/ec5bd0aef1cec96830d0c7e06d3597d9e786cc98
Patch https://git.kernel.org/stable/c/f059fa40f0fcc6bc7a12e0f2a2504e9a4ff74f1f
Patch https://git.kernel.org/stable/c/12f907cb11576b8cd0b1d95a16d1f10ed5bb7237
Patch https://git.kernel.org/stable/c/142ead3dc70411bd5977e8c47a6d8bf22287b3f8
Patch https://git.kernel.org/stable/c/2c1a6a9a011d622a7c61324a97a49801ba425eff
Patch https://git.kernel.org/stable/c/61217be886b5f7402843677e4be7e7e83de9cb41
Patch https://git.kernel.org/stable/c/77ff166909458646e66450e42909e0adacc99049
Patch https://git.kernel.org/stable/c/d3dedaa5a601107cfedda087209772c76e364d58
Patch https://git.kernel.org/stable/c/ec5bd0aef1cec96830d0c7e06d3597d9e786cc98
Patch https://git.kernel.org/stable/c/f059fa40f0fcc6bc7a12e0f2a2504e9a4ff74f1f
22
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 7/34 · Low