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Date: Wed, 16 Aug 2023 17:55:29 +1000 From: Matthew Fernandez <matthew.fernandez@...il.com> To: fulldisclosure@...lists.org Subject: Re: [FD] Anomaly in Fedora `dnf update`: md5 mismatch of result On 8/14/23 21:43, Georgi Guninski wrote: > In short, I found anomaly in Fedora 37 and would like to > know if it is vulnerability. > > As root type in terminal: > dnf update > > If there is kernel update, watch stdout and stderr for: > > ##On Mon Aug 14 05:33:29 AM UTC 2023 > (2/6): kernel-6.4.10-100.fc37.x86_64.rpm 1.2 MB/s | 140 kB 00:00 > /var/cache/dnf/updates-fd4d3d0d1c34d49a/packages/kernel-modules-extra-6.4.9-100.fc37_6.4.10-100.fc37.x86_64.drpm: > md5 mismatch of result > > ##$ md5sum /var/cache/dnf/updates-fd4d3d0d1c34d49a/packages/kernel-modules-extra-6.4.9-100.fc37_6.4.10-100.fc37.x86_64.drpm > 356ea04e06bd58db4a15c64e64432f1a > /var/cache/dnf/updates-fd4d3d0d1c34d49a/packages/kernel-modules-extra-6.4.9-100.fc37_6.4.10-100.fc37.x86_64.drpm > > Another possible approach: install Fedora 37 in VM without internet > access and then do `dnf update` (haven't tested this yet). If the VM had no access to the internet even a retry would fail, no? > After second download, the kernel update passes, but I don't > understand why the second download via http://mirror should pass. If an attempted update based on a delta-rpm fails, dnf falls back to downloading a full rpm and using this instead. _______________________________________________ Sent through the Full Disclosure mailing list https://nmap.org/mailman/listinfo/fulldisclosure Web Archives & RSS: https://seclists.org/fulldisclosure/
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