Weaknesses of type CWE-125

5,126 results

Leitura fora dos limites de memória

Quando o código tenta ler dados além do tamanho alocado de um buffer, array ou estrutura de dados. O programa acessa memória que não deveria, podendo vazar informações sensíveis, causar travamento ou ser explorado para executar código arbitrário.

Example

Um validador de imagem PNG que lê o tamanho do chunk do header mas não verifica se esse tamanho é compatível com o arquivo; ao processar, lê bytes da memória adjacente, expondo dados de outras estruturas ou causando crash.

How to mitigate

Sempre validar comprimentos e índices antes de acessar buffers; usar funções seguras (strncpy em vez de strcpy, bounds checking em loops); compilar com sanitizadores (AddressSanitizer, Valgrind) para detectar em tempo de teste.

CVE-2026-56195MEDIUMMicrosoft Office Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-27931MEDIUMWindows GDI Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-20657MEDIUMA buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOEPSS 0.5%CVE-2026-63530MEDIUMMicrosoft Office Word Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-79514MEDIUMAn out-of-bounds read in the gf_dm_data_received function (downloader.c) of GPAC v26.07.0 allows attackers to cause a Denial of Service (DoSEPSS 0.5%CVE-2026-68797MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-63528MEDIUMMicrosoft Office Word Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-81390MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-68813MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-50408MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-85875MEDIUMMicrosoft Office Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-68802MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-81395MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-55046MEDIUMMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-27930MEDIUMWindows GDI Information Disclosure VulnerabilityEPSS 0.5%CVE-2026-86303MEDIUM92181 markdown md.c lds out-of-boundsEPSS 0.5%CVE-2026-93331MEDIUMGPAC RTP Depacketizer rtp_depacketizer.c gf_rtp_parse_ttxt out-of-boundsEPSS 0.5%CVE-2026-57157MEDIUMOut-of-bounds read in the camera device enumerator server (rdpecam) via unterminated DeviceName / VirtualChannelNameEPSS 0.5%CVE-2026-59141CRITICALData::RadixTree::Shared versions before 0.02 for Perl allow an out-of-bounds read via unvalidated node and arena indices in rdx_find_lockedEPSS 0.5%CVE-2024-53450HIGHRAGFlow 0.13.0 suffers from improper access control in document-hooks.ts, allowing unauthorized access to user documents.EPSS 0.5%