diff options
| author | Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com> | 2013-06-26 13:37:02 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2013-06-27 19:11:11 +0200 |
| commit | 783a972f6acd680bed92fac36c5388d15620e754 (patch) | |
| tree | 1a95b955f5f83f84711c9dec39cee2ac6d251308 /src/expr/ct.c | |
| parent | 34caf0add23aab075c2bbe1a99927c081014cadd (diff) | |
expr: xml: registers must be <= NFT_REG_MAX
With this patch, all expressions validate that registers are <= NFT_REG_MAX.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/expr/ct.c')
| -rw-r--r-- | src/expr/ct.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/expr/ct.c b/src/expr/ct.c index 7a239fa..61a8fef 100644 --- a/src/expr/ct.c +++ b/src/expr/ct.c @@ -177,6 +177,9 @@ static int nft_rule_expr_ct_xml_parse(struct nft_rule_expr *e, char *xml) if (tmp > UINT8_MAX || tmp < 0 || *endptr) goto err; + if (tmp > NFT_REG_MAX) + goto err; + ct->dreg = tmp; e->flags |= (1 << NFT_EXPR_CT_DREG); |