CVE-2026-110604

NameCVE-2026-110604
DescriptionMini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.
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)
Debian Bugs1151361

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mxml (PTS)bookworm3.3.1-1+deb13u1~deb12u1vulnerable
trixie3.3.1-1+deb13u1vulnerable
forky, sid4.0.6-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mxmlsource(unstable)4.0.6-31151361

Notes

Fixed by: https://github.com/michaelrsweet/mxml/commit/367c7ddd3387f65e867d776216de274bcaa3dae1

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