kernel: ipv6: add NULL checks for idev in SRv6 paths

A flaw was found in the Linux kernel. Missing null pointer checks in the IPv6 Segment Routing SRv6 implementation, specifically within the seg6hmacvalidateskb and ipv6srhrcv functions, can occur when an IPv6 device lacks proper configuration. This oversight may allow an attacker to trigger a null...

CVE-2021-28476

CVE-2021-28476: Microsoft Hyper-V: vmswitch의 다중 취약점 WPP 코드에서 set OID 요청을 처리할 때 여러 버그가 존재합니다. 그 중 하나는 공격자가 제어하는 포인터를 역참조읽기 접근할 수 있게 하며, 나머지는 경계를 벗어난 읽기 접근을 유발합니다. 이 저장소에는 식별된 문제를 트리거하는 개념 증명 코드가 포함되어 있습니다. 문제에 대한 전체 기술 설명은 https://labs.bluefrostsecurity.de/advisories/bfs-sa-2021-001/ 에서 확인할 수 있습니다...

FreeRDP: FreeRDP: Denial of Service via crafted Surface Bits command

A flaw was found in FreeRDP. A malicious Remote Desktop Protocol RDP server can trigger a null pointer dereference in the gdisurfacebits function by sending a specially crafted Surface Bits command that claims to use the NSCodec codec ID. This vulnerability exists even when the NSCodec is disable...

kernel: fs/notify: call exportfs_encode_fid with s_umount

A flaw was found in the Linux kernel’s filesystem notification fs/notify code where calling inotifyshowfdinfo on a file descriptor watching an overlayfs inode during an unmount operation could lead to a NULL pointer dereference...

CVE-2024-26475

CVE-2024-26475 저자 Sherlock Fang, Vlad Tronciu, Ayam Babu 설명 radareorg radare2 v.0.9.7부터 v.5.8.6까지의 버전에서 발견된 문제로, v.5.8.8에서 수정되었습니다. 이 문제는 로컬 공격자가 grubsfsreadextent 함수를 통해 서비스 거부denial of service를 유발할 수 있게 합니다. 공격 벡터 공격자는 “treeblock = grubmallocdata-blocksize;”이 메모리에서 NULL을 가리키도록 하는 페이로드를 제작하여,...

IOFireWireFamily-null-deref

IOFireWireFamily-null-deref IOFireWireFamily-null-deref は CVE-2017-2388 の概念実証エクスプロイトです。これは IOFireWireUserClient における NULL ポインタ参照で、macOS Sierra 10.12.4 で修正されました。この脆弱性をトリガーすると、FireWire ポートを備えたデバイスでサービス拒否が発生する可能性があります。 CVE-2017-2388 関数 IOFireWireUserClient::setAsyncRefIsochChannelForceStop は、パラメータ...

NFSundown

概要 NFSundown CVE-2025-38089 の Proof-of-Concept エクスプロイトです。NFS サーバー上でリモートからカーネルクラッシュを引き起こすことができます。 詳細 リモートの攻撃者は、特別に細工された RPC リクエストを送信することで、カーネルのヌルポインタ参照外しを引き起こし、カーネルをクラッシュさせることができます。これは、SUNRPC コードパス内の rqstp-rqacceptstatp ポインタの不適切な処理が原因で発生し、このポインタが NULL のままエラー処理ブランチで参照外しされることを許します。状況によっては...

CVE-2019-10207

CVE-2019-10207 CVE-2019-10207のPoC: Linuxカーネル: bluetooth: hciuart: カーネルNULLポインタデリファレンス gcc CVE-2019-10207.c -o cve-2019-10207-poc -static 4.20.0でテスト カーネルコンパイルにはCONFIGを有効にする必要があります: CONFIGBTHCIUARTMRVL=y CONFIGBTMRVL=y...

sgxray

SGXRay: SGX 앱을 위한 취약점 탐지 자동화 Intel SGX는 하드웨어 기반 메모리 암호화를 통해 격리된 애플리케이션 로직과 민감한 데이터를 보호합니다. 이러한 하드웨어 기반 보안 메커니즘을 사용하려면 메모리 사용에 대한 엄격한 프로그래밍 모델이 필요하며, 보호 영역 경계 안팎에는 복잡한 API가 있습니다. 보호 영역 개발자는 특히 신뢰할 수 있는 경계를 넘어 흐르는 데이터를 처리할 때 보호 영역 보안을 보장하기 위해 신중한 프로그래밍 방법을 적용해야 합니다. 신뢰할 수 있는 경계 위반은 메모리 손상을 일으킬 수 있으...

CVE-2024-36424

CVE-2024-36424 この脆弱性は Secunnix Vulnerability Research Team の M. Akil Gündoğan によって発見・開示されました。このリポジトリには概念実証とアドバイザリが含まれます。 詳細: 製品: K7 Ultimate Security 影響を受けるバージョン: v17.0.2019 CVE ID: CVE-2024-36424 オペレーティングシステム: サポートされているすべてのWindowsバージョン、Windows 10 Proでテスト済み 状態: 調整された責任ある開示 リリース日: 13.08.2024 脆弱性の説...

CVE-2026-107222

The Excelize Go library, used for reading and writing Microsoft Excel spreadsheets, is vulnerable in versions 2.7.0 to 2.11.0 . The GetConditionalFormats function fails to perform sufficient length or nil checks when extracting conditional-formatting rules. Specifically, it indexes required child...

CVE-2026-107222 Excelize: GetConditionalFormats indexes conditional-formatting rule sub-elements with no length or nil check

Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.7.0 to 2.11.0, conditional-format extraction indexes required child slices or dereferences an optional colorScale child without validating malformed rule structure. GetConditionalFormats reaches...

EUVD-2026-94552

Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.7.0 to 2.11.0, conditional-format extraction indexes required child slices or dereferences an optional colorScale child without validating malformed rule structure. GetConditionalFormats reaches...

CVE-2026-107213

Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.9.0 to 2.11.0, GetSlicers checks for ExtLst but dereferences ws.Drawing without checking whether the independently optional drawing element exists. File.GetSlicers reads ws.Drawing.RID after seeing a...

CVE-2026-107213 Excelize: Nil-pointer dereference in GetSlicers when a worksheet has extLst present but no drawing element

Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.9.0 to 2.11.0, GetSlicers checks for ExtLst but dereferences ws.Drawing without checking whether the independently optional drawing element exists. File.GetSlicers reads ws.Drawing.RID after seeing a...

CVE-2026-107213 Excelize: Nil-pointer dereference in GetSlicers when a worksheet has extLst present but no drawing element

Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.9.0 to 2.11.0, GetSlicers checks for ExtLst but dereferences ws.Drawing without checking whether the independently optional drawing element exists. File.GetSlicers reads ws.Drawing.RID after seeing a...

CVE-2026-107213

The Excelize Go library (versions 2.9.0 to 2.11.0 ) contains a nil-pointer dereference vulnerability in the GetSlicers function. The issue occurs because the library checks for an extLst element but fails to verify the existence of the independently optional ws.Drawing element before dereferencin...

CVE-2026-107213 Excelize: Nil-pointer dereference in GetSlicers when a worksheet has extLst present but no drawing element

Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. From 2.9.0 to 2.11.0, GetSlicers checks for ExtLst but dereferences ws.Drawing without checking whether the independently optional drawing element exists. File.GetSlicers reads ws.Drawing.RID after seeing a...

BUGS_OOM_NULL_PTR_DEREF

BUGSOOMNULLPTRDEREF AndroidのNULLポインタ参照のバグ、ただのネタのためのOOM...

DEBIAN-CVE-2026-107169

A flaw was found in m17n-lib. An attacker could provide specially crafted or truncated UTF-8 input to trigger an unhandled null pointer dereference during text processing. This issue causes the application to crash unexpectedly, resulting in a Denial of Service DoS...