6.5
Medium
CVE-2026-93542 An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could…
Description
An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could be used by malicous servers to crash the X client.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| libXi 1.8 | earliest → < 1.8.4 | 1.8.4 |
Other CVEs of libXi
The 9 CVEs of libXi →
CVE-2026-109090
libXi XGetDeviceControl DEVICE_ENABLE Heap Buffer Overflow
7.5
High
CVE-2026-109089
libXi XGetDeviceControl Control Type Mismatch Heap Buffer Overflow
7.5
High
CVE-2026-94282
An out-of-bounds read in libXi's XI2 enter/leave/focus cookie conversion in libXi before 1.8.4 could be used by…
5.6
Medium
CVE-2026-94281
An out-of-bounds read in libXi's XListInputDevices() class parsing in libXi before 1.8.4 could be used by malicious X…
6.5
Medium