diff options
| -rw-r--r-- | opcodes/ChangeLog | 6 | ||||
| -rw-r--r-- | opcodes/aarch64-dis.c | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index c77f00a..e489d43 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,5 +1,11 @@ 2017-06-15 Nick Clifton <nickc@redhat.com> + PR binutils/21595 + * aarch64-dis.c (aarch64_ext_ldst_reglist): Check for an out of + range value. + +2017-06-15 Nick Clifton <nickc@redhat.com> + PR binutils/21588 * rl78-decode.opc (OP_BUF_LEN): Define. (GETBYTE): Check for the index exceeding OP_BUF_LEN. diff --git a/opcodes/aarch64-dis.c b/opcodes/aarch64-dis.c index 27ef22b..a860dbc 100644 --- a/opcodes/aarch64-dis.c +++ b/opcodes/aarch64-dis.c @@ -409,6 +409,9 @@ aarch64_ext_ldst_reglist (const aarch64_operand *self ATTRIBUTE_UNUSED, info->reglist.first_regno = extract_field (FLD_Rt, code, 0); /* opcode */ value = extract_field (FLD_opcode, code, 0); + /* PR 21595: Check for a bogus value. */ + if (value >= ARRAY_SIZE (data)) + return 0; if (expected_num != data[value].num_elements || data[value].is_reserved) return 0; info->reglist.num_regs = data[value].num_regs; |