A security issue in ktexteditor has been announced today (April 24): http://openwall.com/lists/oss-security/2018/04/24/1 A patch for the issue is attached to the message above. Mageia 6 wasn't vulnerable originally, but the version we're updating to is. However, the report doesn't mention whether the protected_symlinks feature in the kernel mitigates the issue; if so, we're not vulnerable.
CVE assignment: http://openwall.com/lists/oss-security/2018/04/25/2
Summary: ktexteditor new symlink attack security issue => ktexteditor new symlink attack security issue (CVE-2018-10361)
Mageia 6 is EOL.
Status: NEW => RESOLVEDResolution: (none) => OLDCC: (none) => mrambo