{"id":9200,"date":"2026-02-04T12:27:08","date_gmt":"2026-02-04T10:27:08","guid":{"rendered":"https:\/\/www.cytomic.ai\/tendencias\/wgua-6572\/"},"modified":"2026-04-07T08:36:44","modified_gmt":"2026-04-07T06:36:44","slug":"wgua-6572","status":"publish","type":"post","link":"https:\/\/www.cytomic.ai\/es\/soporte\/wgua-6572\/","title":{"rendered":"Pantallazo azul (BSoD) causado por NNSPRV.sys"},"content":{"rendered":"[vc_row type=&#8221;full_width_content&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; equal_height=&#8221;yes&#8221; content_placement=&#8221;top&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221; shape_type=&#8221;&#8221;][vc_column column_padding=&#8221;padding-5-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color=&#8221;#f3f3f3&#8243; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/3&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; bg_image_animation=&#8221;none&#8221;][split_line_heading animation_type=&#8221;default&#8221;]<a href=\"#title1\">Productos Relacionados<\/a><\/p>\n<p><a href=\"#title2\">Estado<\/a><\/p>\n<p><a href=\"#title3\">S\u00edntomas<\/a><\/p>\n<p><a href=\"#title4\">Soluci\u00f3n<\/a>[\/split_line_heading][\/vc_column][vc_column column_padding=&#8221;padding-5-percent&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;2\/3&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; bg_image_animation=&#8221;none&#8221;][vc_column_text]\n<h3>Pantallazo azul (BSoD) causado por NNSPRV.sys<\/h3>\n[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704355393715{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title1\">Productos Relacionados_<\/h6>\n[\/vc_column_text][vc_column_text]\n<ul>\n<li>Advanced EPDR<\/li>\n<li>Advanced EDR<\/li>\n<\/ul>\n[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704355407126{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title2\">Estado de la incidencia_<\/h6>\n[\/vc_column_text][vc_column_text]Resuelto en la versi\u00f3n de protecci\u00f3n 8.00.26.0001. Para versiones anteriores, aplica el hotfix disponible.[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704356071204{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title3\">S\u00edntomas_<\/h6>\n[\/vc_column_text][vc_column_text]\n<div class=\"outputRichText\">\n<p>BSoD causado por el controlador de interceptaci\u00f3n de red de la protecci\u00f3n de endpoints (NNSPRV.sys) debido a una desalineaci\u00f3n TCP al solicitar el tama\u00f1o del encabezado de un paquete de red.<\/p>\n<p>Versiones de la protecci\u00f3n afectadas:<\/p>\n<ul>\n<li>v8.00.25.0001<\/li>\n<li>v8.00.25.0002<\/li>\n<\/ul>\n<p>Para ver la versi\u00f3n de tu producto Advanced, consulta <a href=\"https:\/\/www.cytomic.ai\/es\/support\/id-700086\/\" target=\"_self\">este art\u00edculo<\/a>.<\/p>\n<\/div>\n[\/vc_column_text][vc_column_text css=&#8221;.vc_custom_1704356077858{padding-top: 40px !important;padding-bottom: 20px !important;}&#8221;]\n<h6 id=\"title4\">Soluci\u00f3n_<\/h6>\n[\/vc_column_text][vc_column_text]Hay disponible un hotfix para resolver este problema.<br \/>\nPara aplicar el hotfix en el endpoint afectado:<\/p>\n<ol>\n<li>Descarga y guarda este archivo de hotfix en el endpoint: <a href=\"https:\/\/www.pandasecurity.com\/resources\/sop\/pad\/hf-wgua6572-nnsprv-tcpheaderincrease.exe\" target=\"_blank\" rel=\"noopener\"> hf-wgua6572-nnsprv-tcpheaderincrease.exe <\/a><\/li>\n<li>Haz doble clic en el archivo descargado. El hotfix no requiere reiniciar el endpoint.<br \/>\nEn determinadas circunstancias, es posible que se te solicite reiniciar para que el hotfix se aplique completamente. Si no puedes reiniciar el equipo en ese momento, selecciona No cuando se te indique.<\/li>\n<\/ol>\n<p><strong>Nota<\/strong>: Para instalar la versi\u00f3n desatendida o silenciosa del hotfix, haz clic <a href=\"https:\/\/www.pandasecurity.com\/resources\/sop\/pad\/hfs-wgua6572-nnsprv-tcpheaderincrease.exe\" target=\"_blank\" rel=\"noopener\">aqu\u00ed<\/a>. El hotfix se aplica tras el siguiente reinicio del sistema.<\/p>\n<h3><strong>Detalles del archivo<\/strong><\/h3>\n<p>El hotfix actualiza los siguientes archivos:<\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">Nombre del archivo<\/th>\n<th colspan=\"1\" rowspan=\"1\">Ubicaci\u00f3n<\/th>\n<th colspan=\"1\" rowspan=\"1\">Versi\u00f3n del archivo<\/th>\n<th colspan=\"1\" rowspan=\"1\">Fecha de modificaci\u00f3n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\u00bfEl hotfix se incluir\u00e1 en versiones futuras?<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">NNSPRV.sys<\/td>\n<td colspan=\"1\" rowspan=\"1\">C:\\Windows\\System32\\Drivers\\NNSPRV.sys<\/td>\n<td colspan=\"1\" rowspan=\"1\">7.0.0.434<\/td>\n<td colspan=\"1\" rowspan=\"1\">27 de noviembre de 2025<\/td>\n<td colspan=\"1\" rowspan=\"1\">S\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>Para verificar que el hotfix se ha aplicado correctamente, comprueba la versi\u00f3n del archivo en la secci\u00f3n Detalles del archivo o revisa los siguientes valores en el Registro de Windows:<\/p>\n<table border=\"1\">\n<tbody>\n<tr>\n<th colspan=\"2\" rowspan=\"1\">Arquitectura de 32 bits<\/th>\n<th colspan=\"2\" rowspan=\"1\">Arquitectura de 64 bits<\/th>\n<\/tr>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">Clave del registro<\/th>\n<th colspan=\"1\" rowspan=\"1\">Valor<\/th>\n<th colspan=\"1\" rowspan=\"1\">Clave del registro<\/th>\n<th colspan=\"1\" rowspan=\"1\">Valor<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE\\Panda Software\\Setup\\Hotfix history\\HF_NNSPRV_TCPheaderIncrease<\/td>\n<td colspan=\"1\" rowspan=\"1\">Revision [REG_DWORD]\n1<\/td>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\Panda Software\\Setup\\Hotfix history\\HF_NNSPRV_TCPheaderIncrease<\/td>\n<td colspan=\"1\" rowspan=\"1\">Revision [REG_DWORD]\n1<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE\\Panda Software\\Setup\\Hotfix history\\HF_NNSPRV_TCPheaderIncrease<\/td>\n<td colspan=\"1\" rowspan=\"1\">Result [REG_DWORD]\n0 = Success<br \/>\n1 = Not Applied<br \/>\n2 = Error<\/td>\n<td colspan=\"1\" rowspan=\"1\">HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\Panda Software\\Setup\\Hotfix history\\HF_NNSPRV_TCPheaderIncrease<\/td>\n<td colspan=\"1\" rowspan=\"1\">Result [REG_DWORD]\n0 = Success<br \/>\n1 = Not Applied<br \/>\n2 = Error<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/vc_column_text][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p>[vc_row type=&#8221;full_width_content&#8221; 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