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Add a missing null pointer check in wc_unescape, to bring it in line
[u/mdw/putty]
/
sshpubk.c
diff --git
a/sshpubk.c
b/sshpubk.c
index
4db37c2
..
e5157a3
100644
(file)
--- a/
sshpubk.c
+++ b/
sshpubk.c
@@
-73,7
+73,7
@@
static int loadrsakey_main(FILE * fp, struct RSAKey *key, int pub_only,
i += j;
/* Next, the comment field. */
i += j;
/* Next, the comment field. */
- j =
GET_32BIT(buf + i
);
+ j =
toint(GET_32BIT(buf + i)
);
i += 4;
if (j < 0 || len - i < j)
goto end;
i += 4;
if (j < 0 || len - i < j)
goto end;
@@
-1008,6
+1008,8
@@
int ssh2_userkey_encrypted(const Filename *filename, char **commentptr)
if (commentptr)
*commentptr = comment;
if (commentptr)
*commentptr = comment;
+ else
+ sfree(comment);
fclose(fp);
if (!strcmp(b, "aes256-cbc"))
fclose(fp);
if (!strcmp(b, "aes256-cbc"))