CVE-2021-24086-exp

CVE-2021-24086 Esta es una prueba de concepto para CVE-2021-24086 "Vulnerabilidad de denegación de servicio de TCP/IP de Windows", una desreferencia NULL en tcpip.sys corregida por Microsoft en febrero de 2021. Según este tweet, la vulnerabilidad fue encontrada por @piazzt. Se puede activar...

CVE-2021-24086

CVE-2021-24086 这是针对 CVE-2021-24086（“Windows TCP/IP 拒绝服务漏洞”）的概念验证代码，该漏洞是 tcpip.sys 中的一个空指针解引用，微软于 2021 年 2 月修补。根据这条 推文，该漏洞由 @piazzt 发现。它可以通过发送恶意的 IPv6 UDP 数据包远程触发。 你可以在此阅读微软的博客：影响 TCP/IP 的多项安全更新：CVE-2021-24074、CVE-2021-24094 和 CVE-2021-24086。该博客简要讨论了影响和缓解/规避措施。 关于根本原因的更深入讨论可在 doar-e.github.io...

SMBGhost-SMBleed-scanner

Escáner de SMBGhost CVE-2020-0796 y SMBleed CVE-2020-1206 c 2020 ZecOps, Inc. - https://www.zecops.com - Encuentra errores de atacantes Destinado únicamente para fines educativos y pruebas en entornos corporativos. ZecOps no asume ninguna responsabilidad por el código, úselo bajo su propio riesgo...

cve-2026-23398-poc

Laboratorio: CVE-2026-23398 ICMP / ipnopmtudisc=3 Laboratorio reproducible para el fallo del kernel Linux en icmptagvalidation desreferencia de puntero NULL cuando net.ipv4.ipnopmtudisc = 3 y llega un ICMP Fragmentation Needed cuya cabecera IPv4 interna citada utiliza un número de protocolo sin...

CVE-2025-4476-Exploit

Exploit CVE-2025-4476 Un pequeño cliente de prueba en Python para enviar solicitudes HTTP GET con una cabecera Authorization: Basic de tamaño excesivo. Esta herramienta está destinada a pruebas de laboratorio e investigación sobre problemas de análisis de cabeceras por ejemplo, errores de...

CentOS Linux 7 [TuxCare] Security Update: libxml2 / libxml2-devel / libxml2-python / libxml2-static Multiple Vulnerabilities (CENTOS7:CLSA-2026:1781619427)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1781619427 advisory. - A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content,...

Rocky Linux 8 [CIQ] Security Update: krb5-debuginfo / krb5-debugsource / krb5-devel / etc Multiple Vulnerabilities (crlsa-2021_3576)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20213576 advisory. krb5: Sending a request containing PA-ENCRYPTED-CHALLENGE padata element without using FAST could result in NULL dereference in KDC which leads to DoS...

Rocky Linux 8 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc Multiple Vulnerabilities (crlsa-2026_0443)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20260443 advisory. kernel: media: rc: fix races with imondisconnect CVE-2025-39993 kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2025-40240 kerne...

CentOS Linux 8.4 [TuxCare] Security Update: cups / cups-client / cups-devel / cups-filesystem / cups-ipptool / etc (CENTOS8.4:CLSA-2025:1765463952)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2025:1765463952 advisory. - OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.12 and earlier, an...

Rocky Linux 9 [CIQ] Security Update: p11-kit / p11-kit-client / p11-kit-client-debuginfo / etc (crlsa-2026_18599)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202618599 advisory. p11-kit: p11-kit: NULL dereference via CDeriveKey with specific NULL parameters CVE-2026-2100 Tenable has extracted the preceding description block directly from t...

AlmaLinux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782155469)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782155469 advisory. - In the Linux kernel, the following vulnerability has been resolved: udf: Fix preallocation discarding at indirect extent boundary...

Rocky Linux 9 [CIQ] Security Update: python3.11-cryptography / python3.11-cryptography-debuginfo / etc (crlsa-2024_2337)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20242337 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the CIQ...

Rocky Linux 8 [CIQ] Security Update: python-cryptography-debugsource / python3-cryptography / etc (crlsa-2025_14553)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202514553 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the CIQ...

Rocky Linux 9 [CIQ] Security Update: edk2-aarch64 / edk2-ovmf / edk2-tools / edk2-tools-debuginfo / etc Multiple Vulnerabilities (crlsa-2024_9088)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20249088 advisory. mysql: openssl: POLY1305 MAC implementation corrupts vector registers on PowerPC CVE-2023-6129 openssl: Excessive time spent checking invalid RSA public ke...

Rocky Linux 9.6 [TuxCare] Security Update: kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1782155469)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1782155469 advisory. - In the Linux kernel, the following vulnerability has been resolved: udf: Fix preallocation discarding at indirect extent boundar...

Rocky Linux 8 [CIQ] Security Update: libxml2 / libxml2-debuginfo / libxml2-debugsource / libxml2-devel / etc Multiple Vulnerabilities (crlsa-2023_4529)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20234529 advisory. libxml2: NULL dereference in xmlSchemaFixupComplexType CVE-2023-28484 libxml2: Hashing of empty dict strings isn't deterministic CVE-2023-29469 Tenable has...

Rocky Linux 10.2 [CIQ] Security Update: p11-kit / p11-kit-client / p11-kit-client-debuginfo / etc (crlsa-2026_18143)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202618143 advisory. p11-kit: p11-kit: NULL dereference via CDeriveKey with specific NULL parameters CVE-2026-2100 Tenable has extracted the preceding description block directly fro...

Rocky Linux 8 [CIQ] Security Update: httpd / httpd-debuginfo / httpd-debugsource / httpd-devel / etc Multiple Vulnerabilities (crlsa-2022_1915)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20221915 advisory. httpd: Request splitting via HTTP/2 method injection and modproxy CVE-2021-33193 httpd: modproxyuwsgi: out-of-bounds read via a crafted request uri-path...

Rocky Linux 8 [CIQ] Security Update: bind-dyndb-ldap / bind-dyndb-ldap-debuginfo / etc (crlsa-2021_1983)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20211983 advisory. slapi-nis: NULL dereference DoS with specially crafted Binding DN CVE-2021-3480 Tenable has extracted the preceding description block directly from the CIQ security...

Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crlsa-2026_0444)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20260444 advisory. kernel: media: rc: fix races with imondisconnect CVE-2025-39993 kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2025-40240 kerne...