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- Fix CVE-2026-42944, Heap overflow and crash with multiple nsid,

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cookie, padding EDNS options. Thanks to Qifan Zhang, Palo Alto
  Networks, for the report.
This commit is contained in:
W.C.A. Wijngaards
2026-05-20 10:13:55 +02:00
parent 6a31e470f8
commit fe946ba4e9
5 changed files with 37 additions and 20 deletions
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testcode/unitmain.c
+2 -2
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@@ -1092,7 +1092,7 @@ static void edns_ede_encode_notxt_fit_test( struct query_info* qinfo,
{
struct edns_data edns;
sldns_buffer* pkt;
uint16_t edns_field_size, ede_txt_size;
size_t edns_field_size, ede_txt_size;
int found_ede = 0, found_ede_other = 0, found_ede_txt = 0;
int found_other_edns = 0;
edns_ede_encode_setup(&edns, region);
@@ -1123,7 +1123,7 @@ static void edns_ede_encode_no_fit_test( struct query_info* qinfo,
{
struct edns_data edns;
sldns_buffer* pkt;
uint16_t edns_field_size, ede_size, ede_txt_size;
size_t edns_field_size, ede_size, ede_txt_size;
int found_ede = 0, found_ede_other = 0, found_ede_txt = 0;
int found_other_edns = 0;
edns_ede_encode_setup(&edns, region);