Not yet scoredPublished Dec 16, 2025

CVE-2025-68213idpf: fix possible vport_config NULL pointer deref in remove

Updated under an hour ago (Oct 27, 2026, 2:00 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: idpf: fix possible vport_config NULL pointer deref in remove Attempting to remove the driver will cause a crash in cases where the vport failed to initialize. Following trace is from an instance where the driver failed during an attempt to create a VF: [ 1661.543624] idpf 0000:84:00.7: Device HW Reset initiated [ 1722.923726] idpf 0000:84:00.7: Transaction timed-out (op:1 cookie:2900 vc_op:1 salt:29 timeout:60000ms) [ 1723.353263] BUG: kernel NULL pointer dereference, address: 0000000000000028 ... [ 1723.358472] RIP: 0010:idpf_remove+0x11c/0x200 [idpf] ... [ 1723.364973] Call Trace: [ 1723.365475] <TASK> [ 1723.365972] pci_device_remove+0x42/0xb0 [ 1723.366481] device_release_driver_internal+0x1a9/0x210 [ 1723.366987] pci_stop_bus_device+0x6d/0x90 [ 1723.367488] pci_stop_and_remove_bus_device+0x12/0x20 [ 1723.367971] pci_iov_remove_virtfn+0xbd/0x120 [ 1723.368309] sriov_disable+0x34/0xe0 [ 1723.368643] idpf_sriov_configure+0x58/0x140 [idpf] [ 1723.368982] sriov_numvfs_store+0xda/0x1c0 Avoid the NULL pointer dereference by adding NULL pointer check for vport_config[i], before freeing user_config.q_coalesce.

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Deferred
Record last updated: May 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from bd80fbf3ed250ca98923780dab5e634db5d2f828 before a0e1c9bc1c9fe735978150ad075616a728073bc7; from e1e3fec3e34b4934a9d2c98e4ee00a4d87b19179 before d5be8663cff0ba7b94da34ebd499ce1123b4c334; from e1e3fec3e34b4934a9d2c98e4ee00a4d87b19179 before 118082368c2b6ddefe6cb607efc312285148f044; 5e87b3145578a169839e456fa0aba86e123d2d8e; ba11b0f3e9a97661f6caeee3dfc633af8ecee5a5; from 6.12.43 before 6.12.60; from 6.15.11 before 6.16; from 6.16.2 before 6.17	CNA record

References

References

https://git.kernel.org/stable/c/a0e1c9bc1c9fe735978150ad075616a728073bc7
https://git.kernel.org/stable/c/d5be8663cff0ba7b94da34ebd499ce1123b4c334
https://git.kernel.org/stable/c/118082368c2b6ddefe6cb607efc312285148f044

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.