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| author | Mark Wielaard <mjw@redhat.com> | 2014-11-18 10:01:48 +0100 |
|---|---|---|
| committer | Mark Wielaard <mjw@redhat.com> | 2014-11-18 10:01:48 +0100 |
| commit | d405f93d40810455a53eef92ade3ad3255f17cdb (patch) | |
| tree | e7433381202dc388911d22d07e0af9bb6530fd16 | |
| parent | 9b5fa6b59461896bb64e339174f8b38562164c2f (diff) | |
| download | elfutils-d405f93d40810455a53eef92ade3ad3255f17cdb.tar.gz | |
readelf: Fix sanity check of DW_FORM_block length in print_cfa_program
We were checking the reg nr, not the length of the block.
Signed-off-by: Mark Wielaard <mjw@redhat.com>
| -rw-r--r-- | src/readelf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/readelf.c b/src/readelf.c index c14bfb66..08de7989 100644 --- a/src/readelf.c +++ b/src/readelf.c @@ -5025,7 +5025,7 @@ print_cfa_program (const unsigned char *readp, const unsigned char *const endp, get_uleb128 (op2, readp); /* Length of DW_FORM_block. */ printf (" expression r%" PRIu64 " (%s) \n", op1, regname (op1)); - if ((uint64_t) (endp - readp) < op1) + if ((uint64_t) (endp - readp) < op2) goto invalid; print_ops (dwflmod, dbg, 10, 10, version, ptr_size, 0, NULL, op2, readp); |