CVE-2023-54289

Summary

In the Linux kernel, the following vulnerability has been resolved:

scsi: qedf: Fix NULL dereference in error handling

Smatch reported:

drivers/scsi/qedf/qedf_main.c:3056 qedf_alloc_global_queues() warn: missing unwind goto?

At this point in the function, nothing has been allocated so we can return directly. In particular the "qedf->global_queues" have not been allocated so calling qedf_free_global_queues() will lead to a NULL dereference when we check if (!gl[i]) and "gl" is NULL.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < 961c8370c5f7e80a267680476e1bcff34bffe71aaffected
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < ac64019e4d4b08c23edb117e0b2590985e33de1daffected
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < b1de5105d29b145b727b797e2d5de071ab3a7ca1affected
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < c316bde418af4c2a9df51149ed01d1bd8ca5bebfaffected
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < 08c001c1e9444a3046c79a99aa93ac48073b18ccaffected
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < 271c9b2eb60149afbeab28cb39e52f73bde9900caffected
LinuxLinux61d8658b4a435eac729966cc94cdda077a8df5cd < f025312b089474a54e4859f3453771314d9e3d4faffected
LinuxLinux4.11affected
LinuxLinux0 < 4.11unaffected
LinuxLinux5.4.251 <= 5.4.*unaffected
LinuxLinux5.10.188 <= 5.10.*unaffected
LinuxLinux5.15.121 <= 5.15.*unaffected
LinuxLinux6.1.39 <= 6.1.*unaffected
LinuxLinux6.3.13 <= 6.3.*unaffected
LinuxLinux6.4.4 <= 6.4.*unaffected
LinuxLinux6.5 <= *unaffected

Weaknesses

References