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Signed-off-by: Denis Efremov <efremov@linux.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| /// Files: net/netfilter/ipset/ip_set_hash_netportnet.c | ||
| /// Fix: 050d91c03b28ca479df13dfb02bcd2c60dd6a878 | ||
| /// Fixes: 886503f34d63e681662057448819edb5b1057a97 | ||
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| virtual detect | ||
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| @cmp1@ | ||
| identifier tb, e; | ||
| @@ | ||
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| hash_netportnet4_uadt(..., struct nlattr *tb[], ...) | ||
| { | ||
| ... | ||
| if (tb[IPSET_ATTR_CIDR]) { | ||
| e.cidr[0] = nla_get_u8(tb[IPSET_ATTR_CIDR]); | ||
| * if (e.cidr[0] > HOST_MASK) | ||
| return -IPSET_ERR_INVALID_CIDR; | ||
| } | ||
| ... | ||
| } | ||
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| @cmp2@ | ||
| identifier tb, e; | ||
| @@ | ||
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| hash_netportnet4_uadt(..., struct nlattr *tb[], ...) | ||
| { | ||
| ... | ||
| if (tb[IPSET_ATTR_CIDR2]) { | ||
| e.cidr[1] = nla_get_u8(tb[IPSET_ATTR_CIDR2]); | ||
| * if (e.cidr[1] > HOST_MASK) | ||
| return -IPSET_ERR_INVALID_CIDR; | ||
| } | ||
| ... | ||
| } | ||
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| @cmp3@ | ||
| identifier tb, e; | ||
| @@ | ||
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| hash_netportnet6_uadt(..., struct nlattr *tb[], ...) | ||
| { | ||
| ... | ||
| if (tb[IPSET_ATTR_CIDR]) { | ||
| e.cidr[0] = nla_get_u8(tb[IPSET_ATTR_CIDR]); | ||
| * if (e.cidr[0] > HOST_MASK) | ||
| return -IPSET_ERR_INVALID_CIDR; | ||
| } | ||
| ... | ||
| } | ||
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| @cmp4@ | ||
| identifier tb, e; | ||
| @@ | ||
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| hash_netportnet6_uadt(..., struct nlattr *tb[], ...) | ||
| { | ||
| ... | ||
| if (tb[IPSET_ATTR_CIDR2]) { | ||
| e.cidr[1] = nla_get_u8(tb[IPSET_ATTR_CIDR2]); | ||
| * if (e.cidr[1] > HOST_MASK) | ||
| return -IPSET_ERR_INVALID_CIDR; | ||
| } | ||
| ... | ||
| } | ||
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| @fix@ | ||
| @@ | ||
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| #define IP_SET_HASH_WITH_NET0 | ||
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| @err depends on (cmp1 || cmp2 || cmp3 || cmp4) && !fix@ | ||
| position p; | ||
| @@ | ||
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| #define IPSET_NET_COUNT 2@p | ||
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| @script:python depends on detect@ | ||
| p << err.p; | ||
| @@ | ||
| coccilib.report.print_report(p[0], 'ERROR: CVE-2023-42753') |