CVE-2026-114038 — Device-mapper-multipath: device-mapper-multipath: information disclosure via malformed format string
A flaw was found in device-mapper-multipath. A local user can trigger an out-of-bounds read by sending a command with a format string ending in a trailing percent character to t…
Published: 2026-10-21 · CVSS: 5.1 · CVSS 3.1
A flaw was found in device-mapper-multipath. A local user can trigger an out-of-bounds read by sending a command with a format string ending in a trailing percent character to the multipath daemon. This issue can allow the user to expose unintended daemon memory, leading to information disclosure, or cause the daemon to crash, resulting in a Denial of Service (DoS).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7