{"id":34570,"date":"2026-10-09T00:34:27","date_gmt":"2026-10-08T16:34:27","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-107611"},"modified":"2026-10-09T00:34:27","modified_gmt":"2026-10-08T16:34:27","slug":"cve-2026-107611","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-107611","title":{"rendered":"CVE-2026-107611 [HIGH] &#8211; An out-of-bounds read vulnerability in the ZRLE decoder of GlavSoft TightVNC Viewer for Wi"},"content":{"rendered":"<p>An out-of-bounds read vulnerability in the ZRLE decoder of GlavSoft TightVNC Viewer for Windows before 2.8.88 allows a malicious or compromised VNC server to read heap memory beyond the palette allocation and crash the viewer by sending ZRLE-encoded tiles whose palette indices exceed the declared palette size. readPaletteRleTile() and readPackedPaletteTile() use the attacker-supplied index to look up colours without validating it against the palette size; out-of-bounds heap data is copied into the framebuffer (garbled display) or the read faults, terminating the viewer.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An out-of-bounds read vulnerability in the ZRLE decoder of GlavSoft TightVNC Viewer for Windows before 2.8.88 allows a malicious or compromised VNC server to read heap memory beyond the palette alloca<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-34570","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/34570","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=34570"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=34570"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=34570"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}