Podatność CVE-2016-4470


Publikacja: 2016-06-27

Opis:
The key_reject_and_link function in security/keys/key.c in the Linux kernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.

Typ:

CWE-Other

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:C)

Ogólna skala CVSS
Znaczenie
Łatwość wykorzystania
4.9/10
6.9/10
3.9/10
Wymagany dostęp
Złożoność ataku
Autoryzacja
Lokalny
Niska
Nie wymagana
Wpływ na poufność
Wpływ na integralność
Wpływ na dostępność
Brak
Brak
Pełny
Affected software
Redhat -> Enterprise mrg 
Redhat -> Enterprise linux 
Redhat -> Enterprise linux desktop 
Redhat -> Enterprise linux for real time 
Redhat -> Enterprise linux hpc node 
Redhat -> Enterprise linux hpc node eus 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux workstation 
Oracle -> Vm server 
Oracle -> Linux 
Novell -> Suse linux enterprise real time extension 
Linux -> Linux kernel 

 Referencje:
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=38327424b40bcebe2de92d07312c89360ac9229a
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00012.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
http://rhn.redhat.com/errata/RHSA-2016-1532.html
http://rhn.redhat.com/errata/RHSA-2016-1539.html
http://rhn.redhat.com/errata/RHSA-2016-1541.html
http://rhn.redhat.com/errata/RHSA-2016-1657.html
http://rhn.redhat.com/errata/RHSA-2016-2006.html
http://rhn.redhat.com/errata/RHSA-2016-2074.html
http://rhn.redhat.com/errata/RHSA-2016-2076.html
http://rhn.redhat.com/errata/RHSA-2016-2128.html
http://rhn.redhat.com/errata/RHSA-2016-2133.html
http://www.debian.org/security/2016/dsa-3607
http://www.openwall.com/lists/oss-security/2016/06/15/11
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securitytracker.com/id/1036763
http://www.ubuntu.com/usn/USN-3049-1
http://www.ubuntu.com/usn/USN-3050-1
http://www.ubuntu.com/usn/USN-3051-1
http://www.ubuntu.com/usn/USN-3052-1
http://www.ubuntu.com/usn/USN-3053-1
http://www.ubuntu.com/usn/USN-3054-1
http://www.ubuntu.com/usn/USN-3055-1
http://www.ubuntu.com/usn/USN-3056-1
http://www.ubuntu.com/usn/USN-3057-1
https://bugzilla.redhat.com/show_bug.cgi?id=1341716
https://github.com/torvalds/linux/commit/38327424b40bcebe2de92d07312c89360ac9229a

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