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3621. [security] Incorrect bounds checking on private type 'keydata'

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can lead to a remotely triggerable REQUIRE failure
                        (CVE-2013-4854). [RT #34238]
This commit is contained in:
Mark Andrews
2013-07-17 08:03:50 +10:00
parent 353c60daeb
commit fdb4ae8f6c
2 changed files with 5 additions and 1 deletions
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2
lib/dns/rdata/generic/keydata_65533.c
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@@ -194,7 +194,7 @@ fromwire_keydata(ARGS_FROMWIRE) {
UNUSED(options);
isc_buffer_activeregion(source, &sr);
if (sr.length < 4)
if (sr.length < 16)
return (ISC_R_UNEXPECTEDEND);
isc_buffer_forward(source, sr.length);