CVE-2026-31595

PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.1%

exploitation probability

0.1%top 98% of all CVEs

observed exploitation

nono source reports it

In the Linux kernel, the following vulnerability has been resolved: PCI: endpoint: pci-epf-vntb: Stop cmd_handler work in epf_ntb_epc_cleanup Disable the delayed work before clearing BAR mappings and doorbells to avoid running the handler after resources have been torn down. Unable to handle kernel paging request at virtual address ffff800083f46004 [...] Internal error: Oops: 0000000096000007 [#1] SMP [...] Call trace: epf_ntb_cmd_handler+0x54/0x200 [pci_epf_vntb] (P) process_one_work+0x154/0x3b0 worker_thread+0x2c8/0x400 kthread+0x148/0x210 ret_from_fork+0x10/0x20

Affected products

Linux · Linux

References

https://git.kernel.org/stable/c/5999067140c67530a6cb6f41a8471596e60452cb https://git.kernel.org/stable/c/6773cc24c004930903a57761132c1e7728907f8f https://git.kernel.org/stable/c/9921cce25bfe4021f6e55ca995351eb967165297 https://git.kernel.org/stable/c/b2eb405bbced3a6e772545e1b74dbde37cee1f8f https://git.kernel.org/stable/c/ceb73484e7204f661f770069ecdf35f6e941879c https://git.kernel.org/stable/c/d799984233a50abd2667a7d17a9a710a3f10ebe2 https://git.kernel.org/stable/c/fbb6c353fa2fb5f5f990eda034a1074b0356127e