X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2FREADME.UPDATING;h=72bc9702148ddf8cfefce3b2f84916a574276b43;hb=4f7a93c27e3d43b44c42d3fc503f03b9b42ca622;hp=a0afa8df0679945688becabca0c5c21736423910;hpb=295e7ced178e80bc6de5dbacf203f3078d3f70c7;p=user%2Fhenk%2Fcode%2Fexim.git diff --git a/src/README.UPDATING b/src/README.UPDATING index a0afa8df0..72bc97021 100644 --- a/src/README.UPDATING +++ b/src/README.UPDATING @@ -26,14 +26,32 @@ The rest of this document contains information about changes in 4.xx releases that might affect a running system. +Exim version 4.95 +----------------- + +Various length limits have been applied to Exim's parsing of its command-line. +These are all set to be at least as long as any valid input, so we do not believe +that any real use-cases have been affected by this. + +The names of various drivers (authenticators, routers, transports, ...) have +always been limited to 64 characters, but before this release the names were +silently truncated, inviting problems. Now the length limit should be enforced. +If this affects you, then please rename to use shorter names. + +The default maximum number of recipients of a single email has changed from +"unlimited" (ie: as much as CPU and memory will allow, until something breaks +badly) to 50,000. You can raise or lower this as you see fit, but we strongly +caution against using zero/unlimited. + + Exim version 4.94 ----------------- Some Transports now refuse to use tainted data in constructing their delivery location; this WILL BREAK configurations which are not updated accordingly. -In particular: any Transport use of $local_user which has been relying upon +In particular: any Transport use of $local_part which has been relying upon check_local_user far away in the Router to make it safe, should be updated to -replace $local_user with $local_part_data. +replace $local_part with $local_part_data. Attempting to remove, in router or transport, a header name that ends with an asterisk (which is a standards-legal name) will now result in all headers