Both contain security fixes, please update asap. 1.0.3 changes: * A buffer overflow which occurred when replying to a message with certain headers which contain non-ascii characters was fixed. * A memory leak of the composition window was fixed. 1.9.5 changes: * A buffer overflow which occurred when replying to a message with certain headers which contain non-ascii characters was fixed. * Charset value in Content-Type header is now utilized for not MIME- encoded headers.
Already reported, see #84056
*** This bug has been marked as a duplicate of 84056 ***