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CVE-2023-2166 is a NULL pointer dereference in the Linux kernel CAN protocol implementation, affecting the CAN frame receive path in net/can/af_can.c. In can_rcv_filter(), the ml_priv member may be uninitialized while processing received CAN frames, leading to a NULL pointer dereference.
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No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
16 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Linux kernel NULL-pointer dereference in CAN receive filtering.
Linux kernel NULL-pointer dereference in can_rcv_filter().
Linux kernel CAN subsystem NULL-pointer dereference in can_rcv_filter.
NULL-pointer dereference vulnerability in the Linux kernel can_rcv_filter function.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.