CVE-2026-43473
Published: May 8, 2026· Updated: May 12, 2026
Official Description
In the Linux kernel, the following vulnerability has been resolved:
scsi: mpi3mr: Add NULL checks when resetting request and reply queues
The driver encountered a crash during resource cleanup when the reply and
request queues were NULL due to freed memory. This issue occurred when the
creation of reply or request queues failed, and the driver freed the memory
first, but attempted to mem set the content of the freed memory, leading to
a system crash.
Add NULL pointer checks for reply and request queues before accessing the
reply/request memory during cleanup
Technical Analysis
CVE-2026-43473 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
Affected Vendors & Products
Exploit & PoC Resources
All References (6)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-43473 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts