Date: Mon, 23 Mar 2015 02:57:30 +0300 From: Solar Designer <solar@...nwall.com> To: oss-security@...ts.openwall.com Subject: Re: CVE for Kali Linux On Sun, Mar 22, 2015 at 04:48:51PM -0700, Russ Allbery wrote: > Alexander Cherepanov <ch3root@...nwall.com> writes: > > > There are some attacks even if you verify signatures, e.g. serving old, > > known-vulnerable versions. HTTPS can help here (until signatures start > > to be widely accompanied by expiring timestamps or something). > > Debian is indeed moving in exactly that direction, using the Valid-Until > attribute of the archive metadata. This currently isn't (yet?) enabled > for the main stable archive, but is for the unstable and testing archives, > the security archive, and the backports archive. How do you handle the case when a given package build remains the recommended version in its branch beyond the signature's initial Valid-Until date? Do you issue a new signature for it? Alexander
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