OSV-2026-727 Global-buffer-overflow in md_start_new_block

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512429152 Crash type: Global-buffer-overflow READ 4 Crash state: mdstartnewblock mdparse mdhtml...

OSV-2026-726 Use-after-poison in md_build_attribute

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512429151 Crash type: Use-after-poison READ 1 Crash state: mdbuildattribute mdprocessallblocks mdparse...

OSV-2026-721 Heap-buffer-overflow in H5D__scatter_mem

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=512001847 Crash type: Heap-buffer-overflow WRITE Crash state: H5Dscattermem H5Dscatgathread H5Dcontigread...

OSV-2026-720 Heap-buffer-overflow in coap_persist_startup_lkd

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511948388 Crash type: Heap-buffer-overflow READ 8 Crash state: coappersiststartuplkd persisttarget.c...

OSV-2026-718 Heap-buffer-overflow in md_parse

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511825301 Crash type: Heap-buffer-overflow READ 1 Crash state: mdparse mdhtml fuzz-mdhtml.c...

OSV-2026-717 Stack-use-after-scope in enter_block_callback

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511831392 Crash type: Stack-use-after-scope READ 4 Crash state: enterblockcallback mdprocessallblocks mdparse...

OSV-2026-716 Heap-buffer-overflow in H5VM_memcpyvv

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511687450 Crash type: Heap-buffer-overflow READ 4 Crash state: H5VMmemcpyvv H5Dcompactreadvv H5Dselectio...

OSV-2026-713 Use-of-uninitialized-value in ojph::local::tile::pull

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511443006 Crash type: Use-of-uninitialized-value Crash state: ojph::local::tile::pull ojph::local::codestream::pull ojphexpandfuzztarget.cpp...

OSV-2026-712 Heap-buffer-overflow in Mat_VarGetCellsLinear

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511531637 Crash type: Heap-buffer-overflow READ 8 Crash state: MatVarGetCellsLinear matiostructcellfuzzer.cpp...

OSV-2026-711 Use-of-uninitialized-value in jxl::PerformMulBlending

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511400706 Crash type: Use-of-uninitialized-value Crash state: jxl::PerformMulBlending jxl::PerformBlending jxl::NAVX2::BlendingStage::ProcessRow...

OSV-2026-710 UNKNOWN WRITE in ojph::local::precinct::parse

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511393472 Crash type: UNKNOWN WRITE Crash state: ojph::local::precinct::parse ojph::local::resolution::parseoneprecinct ojph::local::tile::parsetileheader...

OSV-2026-707 Global-buffer-overflow in txt2sd

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=511056140 Crash type: Global-buffer-overflow READ 1 Crash state: txt2sd fuzzmdnsxht.cc...

OSV-2026-703 Heap-use-after-free in js_atomics_op

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=510792185 Crash type: Heap-use-after-free WRITE 4 Crash state: jsatomicsop jscallcfunction JSCallInternal...

OSV-2026-699 Use-of-uninitialized-value in Mat_VarGetSize

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=510360595 Crash type: Use-of-uninitialized-value Crash state: MatVarGetSize MatioRead matiofuzzer.cpp...

OSV-2026-696 Use-of-uninitialized-value in JXRHandler::read

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=510577322 Crash type: Use-of-uninitialized-value Crash state: JXRHandler::read kimgiofuzzer.cc interceptormalloc...

OSV-2026-678 UNKNOWN WRITE in ___interceptor_strncpy

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=508899220 Crash type: UNKNOWN WRITE Crash state: interceptorstrncpy concathashstring ndpisearchsshtcp...

OSV-2026-666 Heap-use-after-free in insertkey

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=508107730 Crash type: Heap-use-after-free READ 1 Crash state: insertkey luaHresize luaHnewkey...

OSV-2026-664 Heap-buffer-overflow in DwaCompressor_uncompress

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=508362159 Crash type: Heap-buffer-overflow WRITE Crash state: DwaCompressoruncompress internalexrundodwaa exruncompresschunk...

OSV-2026-659 Heap-buffer-overflow in ___interceptor_strncpy

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507904196 Crash type: Heap-buffer-overflow WRITE Crash state: interceptorstrncpy concathashstring ndpisearchsshtcp...

OSV-2026-655 Heap-buffer-overflow in lj_record_idx

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507646002 Crash type: Heap-buffer-overflow WRITE 8 Crash state: ljrecordidx ljrecordins tracestate...

OSV-2026-653 Heap-buffer-overflow in generic_unpack

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507413960 Crash type: Heap-buffer-overflow READ 2 Crash state: genericunpack exrdecodingrun Imf40::checkCoreFile...

OSV-2026-651 Security exception in com.code_intelligence.jazzer.sanitizers.RegexInjection.hookInternal

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507641274 Crash type: Security exception Crash state: com.codeintelligence.jazzer.sanitizers.RegexInjection.hookInternal com.codeintelligence.jazzer.sanitizers.RegexInjection.patternHook...

OSV-2026-650 Use-of-uninitialized-value in Mat_int32Swap

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=506942183 Crash type: Use-of-uninitialized-value Crash state: Matint32Swap ReadCompressedInt32Data MatVarRead5...

OSV-2026-649 Container-overflow in OGRGeometryFactory::organizePolygons

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=506932597 Crash type: Container-overflow WRITE 1 Crash state: OGRGeometryFactory::organizePolygons OGRCreateFromShapeBin OpenFileGDB::FileGDBOGRGeometryConverterImpl::CreateCurveGeometry...

OSV-2026-646 Heap-buffer-overflow in sentencepiece::unigram::Model::EncodeOptimized

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507169860 Crash type: Heap-buffer-overflow READ 8 Crash state: sentencepiece::unigram::Model::EncodeOptimized sentencepiece::unigram::Model::Encode sentencepiece::SentencePieceProcessor::Encode...

OSV-2026-634 Index-out-of-bounds in sas7bdat_submit_columns_if_needed

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=506459940 Crash type: Index-out-of-bounds Crash state: sas7bdatsubmitcolumnsifneeded sas7bdatparseallpagespass2 readstatparsesas7bdat...

OSV-2026-632 Use-of-uninitialized-value in PKFormatConverter_InitializeConvert

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=506459298 Crash type: Use-of-uninitialized-value Crash state: PKFormatConverterInitializeConvert PKFormatConverterInitialize JXRHandler::read...

OSV-2026-630 Use-of-uninitialized-value in JXRHandlerPrivate::readTextMeta

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=506459935 Crash type: Use-of-uninitialized-value Crash state: JXRHandlerPrivate::readTextMeta JXRHandlerPrivate::description JXRHandlerPrivate::setMetadata...

OSV-2026-629 Security exception in org.apache.thrift.protocol.TProtocolUtil.skip

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=506318134 Crash type: Security exception Crash state: org.apache.thrift.protocol.TProtocolUtil.skip org.apache.thrift.protocol.TCompactProtocol.readByte org.apache.thrift.protocol.TCompactProtocol.readFieldBegin...

OSV-2026-623 Use-of-uninitialized-value in Mat_PrintNumber

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505903317 Crash type: Use-of-uninitialized-value Crash state: MatPrintNumber MatPrintData MatVarPrint...

OSV-2026-621 Use-of-uninitialized-value in vcardtime_from_string

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505903588 Crash type: Use-of-uninitialized-value Crash state: vcardtimefromstring vcardvaluenewfromstring parsevcard...

OSV-2026-620 Heap-buffer-overflow in ixheaace_process

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505674302 Crash type: Heap-buffer-overflow WRITE Crash state: ixheaaceprocess xaacencfuzzer.cpp...

OSV-2026-616 Use-of-uninitialized-value in JXRHandlerPrivate::colorSpace

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505263965 Crash type: Use-of-uninitialized-value Crash state: JXRHandlerPrivate::colorSpace JXRHandlerPrivate::imageFormat JXRHandler::read...

OSV-2026-611 Heap-buffer-overflow in ParseOpaqueMetadata

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504617128 Crash type: Heap-buffer-overflow READ 4 Crash state: ParseOpaqueMetadata ReadOpaqueInfo5 MatVarReadNextInfo5...

OSV-2026-610 Memcpy-param-overlap in htx_replace_blk_value

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504612570 Crash type: Memcpy-param-overlap Crash state: htxreplaceblkvalue httpreplaceheadervalue httpschemebasednormalize...

OSV-2026-609 Security exception in com.github.javaparser.ast.NodeList.forEach

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504814677 Crash type: Security exception Crash state: com.github.javaparser.ast.NodeList.forEach com.github.javaparser.ast.visitor.VoidVisitorAdapter.visit...

OSV-2026-608 Stack-buffer-overflow in is_http

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504809218 Crash type: Stack-buffer-overflow READ Crash state: ishttp stungetmessagelenstr FuzzStunClient.c...

OSV-2026-605 Heap-buffer-overflow in DwaCompressor_uncompress

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504280155 Crash type: Heap-buffer-overflow WRITE Crash state: DwaCompressoruncompress internalexrundodwaa exruncompresschunk...

OSV-2026-603 UNKNOWN READ in <wasmtime::runtime::func::Func>::call_unchecked_raw::<

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504268343 Crash type: UNKNOWN READ Crash state: ::calluncheckedraw::::callimpldocall:: wasmtimeinternalfiber::stackswitch::x8664::wasmtimefiberstart...

OSV-2026-600 Heap-buffer-overflow in skcms_private::baseline::clut

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504261818 Crash type: Heap-buffer-overflow READ 8 Crash state: skcmsprivate::baseline::clut skcmsprivate::baseline::execstages skcmsprivate::baseline::runprogram...

OSV-2026-599 UNKNOWN READ in XRef::parseEntry

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504271260 Crash type: UNKNOWN READ Crash state: XRef::parseEntry XRef::getEntry Parser::makeStream...

OSV-2026-595 UNKNOWN WRITE in std::__1::istreambuf_iterator<char, std::__1::char_traits<char>> std::__1::num_g

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504141064 Crash type: UNKNOWN WRITE Crash state: std::1::istreambufiterator std::1::numg std::1::basicistream& std::1::inputar igl::MshLoader::parseelementfield...

OSV-2026-589 Heap-double-free in coap_new_oscore_conf

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=503812134 Crash type: Heap-double-free Crash state: coapnewoscoreconf oscoreconfparsetarget.c coapnewoscoreconf...

OSV-2026-582 Use-of-uninitialized-value in H5S_select_hyperslab

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=502905691 Crash type: Use-of-uninitialized-value Crash state: H5Sselecthyperslab H5Dchunkioinit H5Dread...

OSV-2026-579 Heap-buffer-overflow in CEA708_DTVCC_Demuxer_Push

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=502906444 Crash type: Heap-buffer-overflow READ 1 Crash state: CEA708DTVCCDemuxerPush DoDecode Decode...

OSV-2026-568 Heap-buffer-overflow in ultrahdr::IccHelper::readIccColorGamut

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501676165 Crash type: Heap-buffer-overflow READ 1 Crash state: ultrahdr::IccHelper::readIccColorGamut ultrahdr::JpegR::decodeJPEGR uhdrdecode...

OSV-2026-565 Heap-buffer-overflow in xmlFAParsePosCharGroup

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547873 Crash type: Heap-buffer-overflow READ 1 Crash state: xmlFAParsePosCharGroup xmlFAParseCharGroup xmlFAParseCharGroup...

OSV-2026-564 Use-of-uninitialized-value in DoTestOneInput

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501356662 Crash type: Use-of-uninitialized-value Crash state: DoTestOneInput djxlfuzzer.cc...

OSV-2026-563 UNKNOWN READ in bfd_getl32

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=501547869 Crash type: UNKNOWN READ Crash state: bfdgetl32 m32relflo16reloc bfdperformrelocation...

OSV-2026-561 Global-buffer-overflow in nameMatch

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=500975977 Crash type: Global-buffer-overflow READ 1 Crash state: nameMatch QStringConverter::QStringConverter KMime::HeaderParsing::parseEncodedWord...