CVE-2023-36407

CVE-2023-36407 This is poc for CVE-2023-36407, Hyper-V Elevation of Privilege Vulnerability. https://github.com/pwndorei/CVE-2023-36407/assets/96749184/a8ef87d3-e0d0-40e5-9b23-35ab057a9c78 Vulnerability OOB Read/Write from/to Non-paged Pool via winhvr.sys!WinHvGet/SetVpState Reproduction Steps...

CVE-2025-21333-POC

CVE-2025-21333-POC Proof of Concept that exploits CVE-2025-21333 in vkrnlintvsp.sys not so reliable see Requirements and Limitations section. Under the References section are located very helpful resources for who wants to play with the exploit. A detailed analysis of the vulnerability and the...

CVE-2025-21333

CVE-2025-21333 Hyper-V NT Kernel Integration VSP vkrnlintvsp.sys Paged Pool heap overflow → Local Privilege Escalation LPE. This directory contains lab PoC source code based on MrAle98/CVE-2025-21333-POC, including a local patch. 1. Vulnerability Summary Item| Content ---|--- CVE| CVE-2025-21333...

CVE-2022-34715-POC

CVE-2022-34715-POC CVE-2022-34715-POC pcap nfssvr.sys version 10.0.20348.825 0: kd r rax=0000000080000001 rbx=0000000000000000 rcx=ffffde87fe461150 rdx=0000000000000000 rsi=fffff8040811aa50 rdi=0000000000000008 rip=fffff80408067dbb rsp=ffffb400eb3e2630 rbp=ffffb400eb3e26b9 r8=0000001000000020...

Windows-Kernel-Exploitation

1. Non-Paged Pool Overflow Exploitation with Named Pipes Techniques based on named pipes for pool overflow exploitation demonstrated on CVE-2020-17087 and an off-by-one overflow 2. Segment Heap VS Allocator Metadata Abuse Techniques for turning a potentially limited write primitive eg a pool...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv4: The need to account for “fraggap” on the paged allocation path. In ipAppendData, when the paged-allocation branch is taken, alloclen and pagedlen are calculated as follows: alloclen = fragheaderlen + transhdrlen; pagedlen =...

CentOS Linux 8.4 [TuxCare] Security Update: bpftool / kernel / kernel-core / kernel-cross-headers / etc (CENTOS8.4:CLSA-2026:1778832730)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1778832730 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoales...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipv6: Proper accounting of fraggap on the paged allocation path In ip6.AppendData, when the paged-allocation branch is taken MSGMORE / NETIFFSG / large fraglen, alloclen and pagedlen are computed as follows: alloclen =...

rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present (CVE-2026-43500)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data In cases where the non-paged data of an SKB contains a protocol header and payload that need to be transmitted on a platform where the DMA AXI address width is...

kernel security, bug fix, and enhancement update

5.14.0-687.46.1 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug:...

SUSE CVE-2026-18453

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...

389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search

A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...