mir/bind
2
0
Fork 0
mirror of https://gitlab.isc.org/isc-projects/bind9 synced 2025-08-29 05:28:00 +00:00
Code Issues Releases Wiki Activity

Fix a crash while parsing malformed CAA RRs in presentation format (#39003)

Browse Source
This commit is contained in:
Mukund Sivaraman 2015-03-27 10:31:29 +05:30
parent ab103cf2ca
commit f9f81abff0
3 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
CHANGES
View File

@ -1,3 +1,9 @@
4090. [bug] Fix a crash while parsing malformed CAA RRs in
presentation format, i.e., from text such as
from master files. Thanks to John Van de
Meulebrouck Brendgard for discovering and
reporting this problem. [RT #39003]
4089. [bug] Send notifies immediately for slave zones during 4089. [bug] Send notifies immediately for slave zones during
startup. [RT #38843] startup. [RT #38843]

BIN
bin/tests/system/checkzone/zones/bad-caa-rr.db Normal file
View File

Binary file not shown.

2
lib/dns/rdata/generic/caa_257.c
View File

@ -68,7 +68,7 @@ fromtext_caa(ARGS_FROMTEXT) {
ISC_FALSE)); ISC_FALSE));
tr = token.value.as_textregion; tr = token.value.as_textregion;
for (i = 0; i < tr.length; i++) for (i = 0; i < tr.length; i++)
if (!alphanumeric[(unsigned int) tr.base[i]]) if (!alphanumeric[(unsigned char) tr.base[i]])
RETTOK(DNS_R_SYNTAX); RETTOK(DNS_R_SYNTAX);
RETERR(uint8_tobuffer(tr.length, target)); RETERR(uint8_tobuffer(tr.length, target));
RETERR(mem_tobuffer(target, tr.base, tr.length)); RETERR(mem_tobuffer(target, tr.base, tr.length));