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CVE-2023-52809 is a NULL pointer dereference vulnerability in the Linux kernel SCSI libfc subsystem. The fc_lport_ptp_setup() function fails to check the return value of fc_rport_create() before using it. If remote-port creation returns NULL, the affected code can dereference that pointer, potentially crashing the kernel and causing denial of service. The fix validates the return value and logs an error when remote-port creation fails.
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A potential NULL pointer dereference in the Linux kernel SCSI libfc function fc_lport_ptp_setup(). Listed as fixed by the updated container image.
Linux kernel Fibre Channel library NULL-pointer dereference flaw.
Potential null-pointer dereference in the Linux kernel SCSI libfc fc_lport_ptp_setup() function.
Linux kernel libfc SCSI/Fibre Channel potential null-pointer dereference in fc_lport_ptp_setup().
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Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
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Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.