EUVD-2026-30265

An integer overflow vulnerability in the simdjson document-builder API allows incorrect buffer size calculations in "stringbuilder::escapeandappend" when processing very large input strings on platforms with limited "sizet" width e.g., 32-bit builds. The overflow can cause insufficient buffer...

CVE-2026-8295

The CVE-2026-8295 issue affects simdjson’s document-builder API, specifically the string_builder::escape_and_append() path. An integer overflow can occur when processing very large input strings on platforms with limited size_t width (e.g., 32-bit builds), causing insufficient buffer allocation a...

simdjson 输入验证错误漏洞

Simdjson is an open-source, high-performance JSON parsing library developed by Simdjson. Versions of Simdjson prior to 4.6.4 contained a vulnerability related to input validation errors. This vulnerability stemmed from the stringbuilder::escapeandAppend function, which had an integer overflow whe...

PT-2026-40904

An integer overflow vulnerability in the simdjson document-builder API allows incorrect buffer size calculations in "string builder::escape and append" when processing very large input strings on platforms with limited "size t" width e.g., 32-bit builds. The overflow can cause insufficient buffer...

CVE-2026-8295: Integer Overflow or Wraparound

An integer overflow vulnerability in the simdjson document-builder API allows incorrect buffer size calculations in "stringbuilder::escapeandappend" when processing very large input strings on platforms with limited "sizet" width e.g., 32-bit builds. The overflow can cause insufficient buffer...

simdjson:fuzz_ondemand: Crash in jsoncharutils.h

Project: https://github.com/simdjson/simdjson.git https://github.com/lemire/simdjson.git Detailed Report: https://oss-fuzz.com/testcase?key=6259259773550592 Project: simdjson Fuzzing Engine: libFuzzer Fuzz Target: fuzzondemand Job Type: libfuzzerubsansimdjson Platform Id: linux Crash Type: UNKNOW...

simdjson:fuzz_ondemand: Crash in numberparsing.h

Project: https://github.com/simdjson/simdjson.git https://github.com/lemire/simdjson.git Detailed Report: https://oss-fuzz.com/testcase?key=5632701446750208 Project: simdjson Fuzzing Engine: libFuzzer Fuzz Target: fuzzondemand Job Type: libfuzzerasansimdjson Platform Id: linux Crash Type: UNKNOWN...

OSV-2020-2108 Stack-buffer-overflow in simdjson::internal::decimal_right_shift

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26773 Crash type: Stack-buffer-overflow READ 1 Crash state: simdjson::internal::decimalrightshift simdjson::internal::adjustedmantissa simdjson::internal::computefloatsimdjson simdjson::internal::adjustedmantissa...

simdjson:fuzz_dump: Stack-buffer-overflow in simdjson::internal::decimal_right_shift

Project: https://github.com/simdjson/simdjson.git https://github.com/lemire/simdjson.git Detailed Report: https://oss-fuzz.com/testcase?key=5087581219586048 Project: simdjson Fuzzing Engine: libFuzzer Fuzz Target: fuzzdump Job Type: libfuzzerasansimdjson Platform Id: linux Crash Type:...