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| author | Jeremy Harris <jgh146exb@wizmail.org> | 2022-12-28 19:39:06 +0000 |
|---|---|---|
| committer | Jeremy Harris <jgh146exb@wizmail.org> | 2022-12-28 21:15:04 +0000 |
| commit | 1d38781da934809e6ce0b8c3718c4b3bccdfe1d2 (patch) | |
| tree | 7fa3183264528da4c4bc0b3a776fae142d9e49eb /doc | |
| parent | 2b7e98456504911562b1b5aca7fa94492bbe5204 (diff) | |
| download | exim4-1d38781da934809e6ce0b8c3718c4b3bccdfe1d2.tar.gz | |
Fix recursion on dns_again_means_nonexist. Bug 2911
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/doc-txt/ChangeLog | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog index 95c15b96b..ee86f52d6 100644 --- a/doc/doc-txt/ChangeLog +++ b/doc/doc-txt/ChangeLog @@ -86,6 +86,14 @@ JH/18 Fix a fencepost error in logging. Previously (since 4.92) when a log line misleading message "bad memory reference; pool not found". Found and traced by Jasen Betts. +JH/19 Bug 2911: Fix a recursion in DNS lookups. Previously, if the main option + dns_again_means_nonexist included an element causing a DNS lookup which + iteslf returned DNS_AGAIN, unbounded recursion occurred. Possible results + included (though probably not limited to) a process crash from stack + memory limit, or from excessive open files. Replace this with a paniclog + whine (as this is likely a configuration error), and returning + DNS_NOMATCH. + Exim version 4.96 ----------------- |