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[master] fix length check in OPENPGPKEY

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4170.	[security]	An incorrect boundary check in the OPENPGPKEY
			rdatatype could trigger an assertion failure.
			[RT #40286]
This commit is contained in:
Evan Hunt
2015-08-11 20:01:44 -07:00
parent b8a04d50a3
commit c707e2b986
4 changed files with 13 additions and 1 deletions
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2
lib/dns/rdata.c
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@@ -1268,7 +1268,7 @@ txt_fromwire(isc_buffer_t *source, isc_buffer_t *target) {
isc_buffer_activeregion(source, &sregion);
if (sregion.length == 0)
return(ISC_R_UNEXPECTEDEND);
return (ISC_R_UNEXPECTEDEND);
n = *sregion.base + 1;
if (n > sregion.length)
return (ISC_R_UNEXPECTEDEND);