CVE-2026-48514

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, UnsafeBlitFormatterBase.Deserialize reads an attacker-controlled byteLength from an extension payload and allocates an array based on that value before validating it against the extension header length or remaining...

JLSEC-2026-317

HDF5 Library through 1.14.3 contains a out-of-bounds read operation in H5FLarrmalloc in H5FL.c called from H5Ssetextentsimple in H5S.c...