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Sicherheit: Denial of Service in crun
Aktuelle Meldungen Distributionen
Name: Denial of Service in crun
ID: FEDORA-2021-ec00da7faa
Distribution: Fedora
Plattformen: Fedora 33
Datum: Sa, 24. April 2021, 21:32
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20291
Applikationen: crun

Originalnachricht

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Fedora Update Notification
FEDORA-2021-ec00da7faa
2021-04-24 18:04:51.466052
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Name : crun
Product : Fedora 33
Version : 0.19.1
Release : 2.fc33
URL : https://github.com/containers/crun
Summary : OCI runtime written in C
Description :
crun is a runtime for running OCI containers

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Update Information:

- crun and runc both `Provides: oci-runtime`. - containers-common now has
`Requires: oci-runtime`. - `dnf install oci-runtime` will install crun by
default unless runc is already installed. ---- buildah: Security fix for
CVE-2021-20291 Autobuilt v1.20.1
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ChangeLog:

* Thu Apr 22 2021 Lokesh Mandvekar <lsm5@fedoraproject.org> - 0.19.1-2
- rebuild for new bodhi
* Thu Apr 22 2021 Giuseppe Scrivano <gscrivan@redhat.com> - 0.19.1-1
- built version 0.19.1
* Tue Apr 13 2021 Lokesh Mandvekar <lsm5@fedoraproject.org> - 0.19-2
- unversioned Provides: oci-runtime
- runc package will also provide an unversioned Provides: oci-runtime.
- user should pull in runc separately or else it will install crun by default
(alphabetical order)
- similar situation as caddy, httpd, lighttpd and nginx having Provides:
webserver
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References:

[ 1 ] Bug #1939485 - CVE-2021-20291 containers/storage: DoS via malicious
image
https://bugzilla.redhat.com/show_bug.cgi?id=1939485
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-ec00da7faa' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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