CVE-2026-97413
kernel: RDMA/rtrs-srv: Fix integer underflow in process_read and process_write
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 24, 2026
Updated · September 29, 2026
Description
A flaw was found in the Linux kernel's Remote Direct Memory Access (RDMA) subsystem. A malicious client can trigger an integer underflow by sending a specially crafted message with an oversized length field during read or write operations. This improper validation leads to an out-of-bounds memory access, potentially resulting in a system crash (Denial of Service) or memory corruption.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-191 · Integer Underflow (Wrap or Wraparound)