7.5
HighCVSS 3.1 · from suse
CVE-2026-109090
libXi XGetDeviceControl DEVICE_ENABLE Heap Buffer Overflow
libXi · Heap buffer overflow · CWE-122AffectedlibXi
FixUpdate to 1.8.4 or newer
PublishedOct 27, 16:32 · suse
ScoredOct 27 · 7.5 · suse
Exploit code publicNone known · checked 21:18 UTC
ExploitedNone known · CISA KEV checked 22:04 UTC
What we know
No known exploitation. CISA KEV, checked 22:04 UTC.
No public exploit code known. Exploit-DB, Metasploit, Nuclei, checked 21:18 UTC.
An attacker only needs network access to the target. No login needed. CVSS: network, no privileges.
It only works under certain conditions, which makes it harder to pull off. CVSS: high attack complexity.
Someone has to open, click or run something first. CVSS: user interaction required.
A successful attack can read and change data and take the service down. CVSS: high impact on confidentiality, integrity and availability.
Description
A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when processed by libXi before 1.8.4.
From suse
Affected and fixed versions
ProductAffectedFixed inlibXibefore 1.8.41.8.4
Exploit code
Exploit-DBnone knownMetasploitnone knownNucleinone known