CLSA-2026-1789783613 Fix CVE(s): CVE-2026-32853, CVE-2026-32854

SECURITY UPDATE: Heap out-of-bounds read in UltraZip subrect parsing - debian/patches/CVE-2026-32853.patch: bound the subrect cursor to the decompressed data in HandleUltraZipBPP libvncclient/ultra.c - CVE-2026-32853 SECURITY UPDATE: NULL pointer dereference in httpd proxy handlers -...

CVE-2026-32854 LibVNCServer httpd proxy NULL Pointer Dereference

LibVNCServer versions 0.9.15 and prior fixed in commit dc78dee contain null pointer dereference vulnerabilities in the HTTP proxy handlers within httpProcessInput in httpd.c that allow remote attackers to cause a denial of service by sending specially crafted HTTP requests. Attackers can exploit...

CVE-2026-32854

LibVNCServer

W3C CERN HTTPd 3.0 Proxy - Cross-Site Scripting

W3C CERN HTTPd 3.0 Proxy - Cross-Site Scripting source: https://www.securityfocus.com/bid/5447/info CERN httpd is a freely available HTTP server and HTTP proxy server available from the W3C. The httpd Proxy is vulnerable to a cross site scripting attack. The condition is present because of the wa...

W3C CERN HTTPd 3.0 Proxy - Cross-Site Scripting

source: https://www.securityfocus.com/bid/5447/info CERN httpd is a freely available HTTP server and HTTP proxy server available from the W3C. The httpd Proxy is vulnerable to a cross site scripting attack. The condition is present because of the way URLS are displayed in error messages. It is...