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CVE
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CVE-2016-4581Date: (C)2016-06-02   (M)2024-03-21


fs/pnode.c in the Linux kernel before 4.5.4 does not properly traverse a mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 5.5CVSS Score : 4.9
Exploit Score: 1.8Exploit Score: 3.9
Impact Score: 3.6Impact Score: 6.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: LOCAL
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: LOWAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: COMPLETE
Integrity: NONE 
Availability: HIGH 
  
Reference:
BID-90607
DSA-3607
RHSA-2016:2574
RHSA-2016:2584
USN-2989-1
USN-2998-1
USN-3000-1
USN-3001-1
USN-3002-1
USN-3003-1
USN-3004-1
USN-3005-1
USN-3006-1
USN-3007-1
http://www.openwall.com/lists/oss-security/2016/05/11/2
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5ec0811d30378ae104f250bfc9b3640242d81e3f
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.4
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
https://bugzilla.redhat.com/show_bug.cgi?id=1333712
https://github.com/torvalds/linux/commit/5ec0811d30378ae104f250bfc9b3640242d81e3f
openSUSE-SU-2016:1641

OVAL    27
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oval:org.secpod.oval:def:1501558
oval:org.secpod.oval:def:1501659
oval:org.secpod.oval:def:110515
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