CVE-2026-114038

NameCVE-2026-114038
DescriptionA 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).
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
multipath-tools (PTS)bookworm0.9.4-3+deb12u2vulnerable
trixie0.11.1-2vulnerable
forky, sid0.15.1-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
multipath-toolssource(unstable)0.15.1-1

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2469787
https://github.com/opensvc/multipath-tools/commit/d75d74f1d344cab8a98258773b85dbffa6895902 (0.15.1)

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