From: Michael Kerrisk Date: Mon, 8 Jun 2020 16:16:53 +0000 (+0200) Subject: core.5: Note that not dumping core of an unreadable binary is a security measure X-Git-Tag: man-pages-5.07~24 X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=2f0e61aec205ff34a17c83872edf233eecea4032;p=thirdparty%2Fman-pages.git core.5: Note that not dumping core of an unreadable binary is a security measure Reported-by: Jonny Grant Signed-off-by: Michael Kerrisk --- diff --git a/man5/core.5 b/man5/core.5 index 456366ea62..0d7b7b6178 100644 --- a/man5/core.5 +++ b/man5/core.5 @@ -90,6 +90,10 @@ in .IP * The binary being executed by the process does not have read permission enabled. +(This is a security measure to +ensure that an executable whose contents are not readable +does not produce a\(empossibly readable\(emcore dump containing +an image of the executable.) .IP * The process is executing a set-user-ID (set-group-ID) program that is owned by a user (group) other than the real user (group)