diff options
Diffstat (limited to 'iptables/nft-ipv6.c')
| -rw-r--r-- | iptables/nft-ipv6.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/iptables/nft-ipv6.c b/iptables/nft-ipv6.c index 4008b7ea..c877ec6d 100644 --- a/iptables/nft-ipv6.c +++ b/iptables/nft-ipv6.c @@ -146,7 +146,8 @@ static void nft_ipv6_parse_payload(struct nft_xt_ctx *ctx, parse_mask_ipv6(ctx, &cs->fw6.ipv6.smsk); ctx->flags &= ~NFT_XT_CTX_BITWISE; } else { - memset(&cs->fw6.ipv6.smsk, 0xff, sizeof(struct in6_addr)); + memset(&cs->fw6.ipv6.smsk, 0xff, + min(ctx->payload.len, sizeof(struct in6_addr))); } if (inv) @@ -159,7 +160,8 @@ static void nft_ipv6_parse_payload(struct nft_xt_ctx *ctx, parse_mask_ipv6(ctx, &cs->fw6.ipv6.dmsk); ctx->flags &= ~NFT_XT_CTX_BITWISE; } else { - memset(&cs->fw6.ipv6.dmsk, 0xff, sizeof(struct in6_addr)); + memset(&cs->fw6.ipv6.dmsk, 0xff, + min(ctx->payload.len, sizeof(struct in6_addr))); } if (inv) |