X-Git-Url: http://git.vanrenterghem.biz/git.ikiwiki.info.git/blobdiff_plain/4f06e7402ab09ebc1baa2ff0b3af50ccfc37a67e..c4f3d0554a02eba93d94d4c0914f4afddf85274b:/doc/security.mdwn

diff --git a/doc/security.mdwn b/doc/security.mdwn
index 0841abf49..b067a8a16 100644
--- a/doc/security.mdwn
+++ b/doc/security.mdwn
@@ -407,3 +407,13 @@ discovered on 30 May 2008 and fixed the same day. ([[!cve CVE-2008-0169]])
 
 I recommend upgrading to 2.48 immediatly if your wiki allows both password
 and openid logins.
+
+## Malformed UTF-8 DOS
+
+Feeding ikiwiki page sources containing certian forms of malformed UTF-8
+can cause it to crash. This can potentially be used for a denial of service
+attack.
+
+intrigeri discovered this problem on 12 Nov 2008 and a patch put in place
+later that day, in version 2.70. The fix was backported to testing as version
+2.53.2, and to stable as version 1.33.7.