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r15519@tombo: nickm | 2007-12-16 13:54:12 -0500

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Fix for bug 1846282: accept as well-formed DNS replies with questions but no answers.


svn:r595
This commit is contained in:
Nick Mathewson 2007-12-16 18:55:16 +00:00
parent 7aa845b73b
commit 7ab26a2c32
2 changed files with 4 additions and 3 deletions
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1
ChangeLog
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@ -26,6 +26,7 @@ Changes in current version:
o prefix {encode,decode}_tag functions with evtag to avoid collisions o prefix {encode,decode}_tag functions with evtag to avoid collisions
o fix a bug with event_rpcgen for integers o fix a bug with event_rpcgen for integers
o restructure the code to make event activation independent of regular event logic o restructure the code to make event activation independent of regular event logic
o Correctly handle DNS replies with no answers set (Fixes bug 1846282)
Changes in 1.4.0: Changes in 1.4.0:

2
evdns.c
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@ -867,7 +867,7 @@ reply_parse(u8 *packet, int length) {
*/ */
SKIP_NAME; SKIP_NAME;
j += 4; j += 4;
if (j >= length) goto err; if (j > length) goto err;
} }
/* now we have the answer section which looks like /* now we have the answer section which looks like