https://sourceware.org/bugzilla/show_bug.cgi?id=16825
Bug ID: 16825
Summary: bfd/versados.c: Multiple failures to validate user
input
Product: binutils
Version: 2.25 (HEAD)
Status: NEW
Severity: normal
Priority: P2
Component: binutils
Assignee: unassigned at sourceware dot org
Reporter: klemensbaum at gmail dot com
bfd/versados.c:188 get_record
Failure to validate size allows writing of an arbitrary byte after the
structure.
bfd/versados.c:367 process_otr
bfd/versados.c:417 process_otr
bfd/versados.c:444 process_otr
Failure to validate otr->esdid allows reading and writing into following data
members and up to 5719 bytes past the end of the versados_data_struct
bfd/versados.c:433 process_otr
Null pointer dereference in pass 1
bfd/versados.c:397 process_otr
Failure to validate dst_idx allows writing user-controlled 4-byte values to
memory locations at user-controlled offsets from the contents array.
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