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CVE-2026-58016

Published: July 1, 2026Last modified: July 8, 2026

Description

A flaw was found in GLib. A state confusion issue exists in g_dbus_node_info_new_for_xml() in the gio/gdbusintrospection.c file when processing malformed D-Bus introspection XML, specifically with a <node> element nested within other elements like <method>, <signal>, <property> or <arg>. This issue can cause an unsigned integer overflow and lead to an out-of-bounds read, resulting in a denial of service.

Severity score breakdown

ParameterValue
Base score9.1
Attack VectorNETWORK
Attack complexityLOW
Privileges requiredNONE
User interactionNONE
ScopeUNCHANGED
ConfidentialityHIGH
Integrity impactNONE
Availability impactHIGH
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSglibUnknown (2.74.1-r2)
25 LTSglibUnknown (2.84.2-r0)
StreamglibFixed (2.88.2-r1)

References

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