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This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
In the Linux kernel, the following vulnerability has been resolved:
idpf: avoid vport access in idpf_get_link_ksettings
When the device control plane is removed or the platform
running device control plane is rebooted, a reset is detected
on the driver. On driver reset, it releases the resources and
waits for the reset to complete. If the reset fails, it takes
the error path and releases the vport lock. At this time if the
monitoring tools tries to access link settings, it call traces
for accessing released vport pointer.
To avoid it, move link_speed_mbps to netdev_priv structure
which removes the dependency on vport pointer and the vport lock
in idpf_get_link_ksettings. Also use netif_carrier_ok()
to check the link status and adjust the offsetof to use link_up
instead of link_speed_mbps.
Metrics
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OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.11.8
*cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:*
Changed
Reference Type
https://git.kernel.org/stable/c/81d2fb4c7c18a3b36ba3e00b9d5b753107472d75 No Types Assigned
New CVE Received from kernel.org11/18/2024 9:16:29 PM
Action
Type
Old Value
New Value
Added
Description
In the Linux kernel, the following vulnerability has been resolved:
idpf: avoid vport access in idpf_get_link_ksettings
When the device control plane is removed or the platform
running device control plane is rebooted, a reset is detected
on the driver. On driver reset, it releases the resources and
waits for the reset to complete. If the reset fails, it takes
the error path and releases the vport lock. At this time if the
monitoring tools tries to access link settings, it call traces
for accessing released vport pointer.
To avoid it, move link_speed_mbps to netdev_priv structure
which removes the dependency on vport pointer and the vport lock
in idpf_get_link_ksettings. Also use netif_carrier_ok()
to check the link status and adjust the offsetof to use link_up
instead of link_speed_mbps.