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-rw-r--r--inet/inet6_opt.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/inet/inet6_opt.c b/inet/inet6_opt.c
index 83063d2259..ccf7af5f61 100644
--- a/inet/inet6_opt.c
+++ b/inet/inet6_opt.c
@@ -34,7 +34,7 @@ inet6_opt_init (void *extbuf, socklen_t extlen)
{
if (extbuf != NULL)
{
- if (extlen <= 0 || (extlen % 8) != 0)
+ if (extlen <= 0 || (extlen % 8) != 0 || extlen > 256 * 8)
return -1;
/* Fill in the length in units of 8 octets. */