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authorBjörn Gustavsson <[email protected]>2017-04-19 11:43:29 +0200
committerBjörn Gustavsson <[email protected]>2017-04-19 11:43:29 +0200
commitb5b5a7f7469bd041959d4b48e4eeff49faa7f377 (patch)
treea607300c1cbc2c7ea66eaf6e96494b1e0467d149 /lib/stdlib/doc/src/erl_tar.xml
parent6124bfc9b61227a5e82f1d7273d0895e909aac6e (diff)
parent05f20a9790fa88011c1ce7099e0a660aa83195a9 (diff)
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Merge branch 'bjorn/stdlib/erl_tar/OTP-14278'
* bjorn/stdlib/erl_tar/OTP-14278: erl_tar: Handle leading slashes and directory traversal attacks Don't create absolute path names in tar files
Diffstat (limited to 'lib/stdlib/doc/src/erl_tar.xml')
-rw-r--r--lib/stdlib/doc/src/erl_tar.xml4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/stdlib/doc/src/erl_tar.xml b/lib/stdlib/doc/src/erl_tar.xml
index f28d8b425b..fab7c832d5 100644
--- a/lib/stdlib/doc/src/erl_tar.xml
+++ b/lib/stdlib/doc/src/erl_tar.xml
@@ -292,6 +292,10 @@
<c>Fd</c> is assumed to be a file descriptor returned from function
<c>file:open/2</c>.</p>
<p>Otherwise, <c>Name</c> is to be a filename.</p>
+ <note><p>Leading slashes in tar member names will be removed before
+ writing the file. That is, absolute paths will be turned into
+ relative paths. There will be an info message written to the error
+ logger when paths are changed in this way.</p></note>
</desc>
</func>