Out-of-bounds read In libvncserver
Description
LibVNCServer 0.9.12 release and earlier contains heap buffer overflow vulnerability within the HandleCursorShape() function in libvncclient/cursor.c. An attacker sends cursor shapes with specially crafted dimensions, which can result in remote code execution.
Mitigation
Update Impact
Minimal update. May introduce new vulnerabilities or breaking changes.
Ecosystem | Package | Affected version | Patched versions |
|---|---|---|---|
 debian 12 | 0.9.12+dfsg-9 | ||
debian 11 | 0.9.12+dfsg-9 | ||
debian 13 | 0.9.12+dfsg-9 | ||
debian 14 | 0.9.12+dfsg-9 | ||
 rpm rhel7 | 0:0.9.9-14.el7_7 | ||
rpm rhel6 | - | - | |
rpm rhel8 | 0:0.9.11-9.el8_1.2 |
Aliases
1. 2. 3. 4. 5.