oss-sec mailing list archives
Re: CVE Request: BusyBox tar directory traversal
From: Yves-Alexis Perez <corsac () debian org>
Date: Fri, 23 Oct 2015 14:24:41 +0200
On ven., 2015-10-23 at 03:01 -0400, Robert Watson wrote:
Remember that tar was created primarily for software distribution
Actually no, it was created to write archives to (magnetic) tapes.
and compressed tar files are most often used to this day for that purpose. Software distribution almost always involves writing files to many different directories at all levels of the filesystem. Symlinks between them are quite common as well.
Sure, you just don't want them to escape from CWD. There has been example of this to bypass “safe updates” procedures for example. Regards, -- Yves-Alexis
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Current thread:
- CVE Request: BusyBox tar directory traversal Tyler Hicks (Oct 21)
- Re: CVE Request: BusyBox tar directory traversal Tyler Hicks (Oct 21)
- Re: CVE Request: BusyBox tar directory traversal cve-assign (Oct 21)
- Re: CVE Request: BusyBox tar directory traversal Robert Watson (Oct 22)
- Re: CVE Request: BusyBox tar directory traversal Tim Brown (Oct 22)
- Re: CVE Request: BusyBox tar directory traversal Robert Watson (Oct 23)
- Re: CVE Request: BusyBox tar directory traversal Yves-Alexis Perez (Oct 23)
- Re: CVE Request: BusyBox tar directory traversal Robert Watson (Oct 23)
- Re: CVE Request: BusyBox tar directory traversal Jeremy Stanley (Oct 23)
- Re: CVE Request: BusyBox tar directory traversal Jeremy Stanley (Oct 23)
- Re: CVE Request: BusyBox tar directory traversal Tim Brown (Oct 22)
- Re: CVE Request: BusyBox tar directory traversal Russ Allbery (Oct 23)