The _bfd_xcoff_read_ar_hdr function in bfd/coff-rs6000.c and bfd/coff64-rs6000.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29 and earlier, allows remote attackers to cause an out of bounds stack read via a crafted COFF image file.
The product reads data past the end, or before the beginning, of the intended buffer.
Link | Tags |
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https://sourceware.org/bugzilla/show_bug.cgi?id=21786 | patch third party advisory issue tracking |