[PATCH] fix double-free in g10/export.c
gniibe at fsij.org
Fri Oct 21 15:56:36 CEST 2011
Using gnupg of Git master branch, I encountered SEGV (at malloc) when
I did "gpg2 --export-secret-keys".
I think that there is double free in g10/export.c for variable 'list'.
For me, following patch fixed SEGV.
diff --git a/g10/export.c b/g10/export.c
index 7deee6b..9a34852 100644
@@ -507,7 +507,7 @@ transfer_format_to_openpgp (gcry_sexp_t s_pgp, PKT_public_key *pk)
skey[skeyidx++] = NULL;
- gcry_sexp_release (list);
+ gcry_sexp_release (list); list = NULL;
/* We have no need for the CSUM valuel thus we don't parse it. */
/* list = gcry_sexp_find_token (top_list, "csum", 0); */
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