CVE-2026-64269
kernel: RDMA/rtrs-srv: Bound RDMA-Write length to chunk size in rdma_write_sg
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Severity
ModerateRed Hat Product Security
CVSS
Review impact separately from score.
Published · July 25, 2026
Updated · October 20, 2026
Description
A flaw was found in the Linux kernel's RDMA (Remote Direct Memory Access) rtrs-srv module. A remote attacker can exploit this vulnerability by sending a crafted RDMA-Write length during an RTRS READ operation that exceeds the intended buffer size. This out-of-bounds read can lead to information disclosure, allowing the attacker to read sensitive host memory. In some configurations, this could also result in a denial of service.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-125 · Out-of-bounds Read