In the Linux kernel, the following vulnerability has been resolved:
net: phy: Remove LED entry from LEDs list on unregister
Commit c938ab4da0eb ("net: phy: Manual remove LEDs to ensure correct
ordering") correctly fixed a problem with using devm_ but missed
removing the LED entry from the LEDs list.
This cause kernel panic on specific scenario where the port for the PHY
is torn down and up and the kmod for the PHY is removed.
On setting the port down the first time, the assosiacted LEDs are
correctly unregistered. The associated kmod for the PHY is now removed.
The kmod is now added again and the port is now put up, the associated LED
are registered again.
On putting the port down again for the second time after these step, the
LED list now have 4 elements. With the first 2 already unregistered
previously and the 2 new one registered again.
This cause a kernel panic as the first 2 element should have been
removed.
Fix this by correctly removing the element when LED is unregistered.
Metrics
Affected Vendors & Products
References
History
Fri, 25 Oct 2024 15:30:00 +0000
Type | Values Removed | Values Added |
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First Time appeared |
Linux
Linux linux Kernel |
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Weaknesses | NVD-CWE-noinfo | |
CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:* |
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Vendors & Products |
Linux
Linux linux Kernel |
Tue, 22 Oct 2024 14:15:00 +0000
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Metrics |
ssvc
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Tue, 22 Oct 2024 13:30:00 +0000
Type | Values Removed | Values Added |
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References |
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Metrics |
threat_severity
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cvssV3_1
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Mon, 21 Oct 2024 19:45:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: net: phy: Remove LED entry from LEDs list on unregister Commit c938ab4da0eb ("net: phy: Manual remove LEDs to ensure correct ordering") correctly fixed a problem with using devm_ but missed removing the LED entry from the LEDs list. This cause kernel panic on specific scenario where the port for the PHY is torn down and up and the kmod for the PHY is removed. On setting the port down the first time, the assosiacted LEDs are correctly unregistered. The associated kmod for the PHY is now removed. The kmod is now added again and the port is now put up, the associated LED are registered again. On putting the port down again for the second time after these step, the LED list now have 4 elements. With the first 2 already unregistered previously and the 2 new one registered again. This cause a kernel panic as the first 2 element should have been removed. Fix this by correctly removing the element when LED is unregistered. | |
Title | net: phy: Remove LED entry from LEDs list on unregister | |
References |
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MITRE
Status: PUBLISHED
Assigner: Linux
Published: 2024-10-21T19:39:28.524Z
Updated: 2024-11-05T09:53:40.590Z
Reserved: 2024-10-21T12:17:06.065Z
Link: CVE-2024-50023
Vulnrichment
Updated: 2024-10-22T13:27:11.390Z
NVD
Status : Analyzed
Published: 2024-10-21T20:15:15.763
Modified: 2024-10-25T15:07:10.487
Link: CVE-2024-50023
Redhat