X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/a355463cfc6479893c6212056a5ca7e6bf2d450b..37b849dca4dfd855212a763662825e:/doc/doc-txt/ChangeLog diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog index c36718d7e..2ea8caf23 100644 --- a/doc/doc-txt/ChangeLog +++ b/doc/doc-txt/ChangeLog @@ -2,33 +2,23 @@ This document describes *changes* to previous versions, that might affect Exim's operation, with an unchanged configuration file. For new options, and new features, see the NewStuff file next to this ChangeLog. -Exim version 4.96.1 -------------------- - -This is a security release. - -JH/01 Bug 2999: Fix a possible OOB write in the external authenticator, which - could be triggered by externally-supplied input. Found by Trend Micro. - CVE-2023-42115 - -JH/02 Bug 3000: Fix a possible OOB write in the SPA authenticator, which could - be triggered by externally-controlled input. Found by Trend Micro. - CVE-2023-42116 - -JH/03 Bug 3001: Fix a possible OOB read in the SPA authenticator, which could - be triggered by externally-controlled input. Found by Trend Micro. - CVE-2023-42114 - - -JH/04 Bug 2903: avoid exit on an attempt to rewrite a malformed address. - Make the rewrite never match and keep the logging. Trust the - admin to be using verify=header-syntax (to actually reject the message). +Exim version 4.98 +----------------- +JH/01 Support list of dkim results in the dkim_status ACL condition, making + it more usable in the data ACL. -Exim version 4.next -------------------- +JH/02 Bug 3040: Handle error on close of the spool data file during reception. + Previously This was only logged, on the assumption that errors would be + seen for a previous fflush(). However, a fuse filesystem has been + reported as showing this an error for the fclose(). The spool is now in + an uncertain state, and we have logged and responded acceptance. Change + this to respond with a temp-reject, wipe spoolfiles, and log the error + detail. -HS/01 Fix string_is_ip_address() CVE-2023-42117 (Bug 3031) +JH/03 Bug 3030: fix handling of DNS servfail respons for DANE TLSA. When hit + during a recipient verify callout, a QUIT command was attempted on the + now-closed callout channel, causing a paniclog entry. Exim version 4.97 @@ -117,7 +107,7 @@ JH/18 Fix a fencepost error in logging. Previously (since 4.92) when a log line 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 + itself 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 @@ -222,14 +212,32 @@ JH/38 Taint-track intermediate values from the peer in multi-stage authentation JH/39 Bug 3023: Fix crash induced by some combinations of zero-length strings and ${tr...}. Found and diagnosed by Heiko Schlichting. -JH/40 Support list of dkim results in the dkim_status ACL condition, making - it more usable in the data ACL. +JH/40 Bug 2999: Fix a possible OOB write in the external authenticator, which + could be triggered by externally-supplied input. Found by Trend Micro. + CVE-2023-42115 + +JH/41 Bug 3000: Fix a possible OOB write in the SPA authenticator, which could + be triggered by externally-controlled input. Found by Trend Micro. + CVE-2023-42116 + +JH/42 Bug 3001: Fix a possible OOB read in the SPA authenticator, which could + be triggered by externally-controlled input. Found by Trend Micro. + CVE-2023-42114 + +JH/43 Bug 2903: avoid exit on an attempt to rewrite a malformed address. + Make the rewrite never match and keep the logging. Trust the + admin to be using verify=header-syntax (to actually reject the message). + +JH/44 Bug 3033: Harden dnsdb lookups against crafted DNS responses. + CVE-2023-42219 + +HS/02 Fix string_is_ip_address() CVE-2023-42117 (Bug 3031) Exim version 4.96 ----------------- -JH/01 Move the wait-for-next-tick (needed for unique messmage IDs) from +JH/01 Move the wait-for-next-tick (needed for unique message IDs) from after reception to before a subsequent reception. This should mean slightly faster delivery, and also confirmation of reception to senders.