Ubuntu 10.04 LTS : linux-lts-backport-oneiric vulnerabilities (USN-1433-1)

Critical Nessus Plugin ID 58947

Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. (CVE-2011-4086)

Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the Linux kernel. A local user could use this flaw to crash the system causing a denial of service. (CVE-2011-4347)

Stephan Barwolf discovered a flaw in the KVM (kernel-based virtual machine) subsystem of the Linux kernel. A local unprivileged user can crash use this flaw to crash VMs causing a deny of service.
(CVE-2012-0045)

A flaw was discovered in the Linux kernel's cifs file system. An unprivileged local user could exploit this flaw to crash the system leading to a denial of service. (CVE-2012-1090)

H. Peter Anvin reported a flaw in the Linux kernel that could crash the system. A local user could exploit this flaw to crash the system.
(CVE-2012-1097)

A flaw was discovered in the Linux kernel's cgroups subset. A local attacker could use this flaw to crash the system. (CVE-2012-1146)

A flaw was found in the Linux kernel's handling of paged memory. A local unprivileged user, or a privileged user within a KVM guest, could exploit this flaw to crash the system. (CVE-2012-1179)

Tetsuo Handa reported a flaw in the OOM (out of memory) killer of the Linux kernel. A local unprivileged user can exploit this flaw to cause system unstability and denial of services. (CVE-2012-4398).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected packages.

See Also

https://usn.ubuntu.com/1433-1/

Plugin Details

Severity: Critical

ID: 58947

File Name: ubuntu_USN-1433-1.nasl

Version: 1.12

Type: local

Agent: unix

Published: 2012/05/01

Updated: 2019/09/19

Dependencies: 12634, 122878

Risk Information

Risk Factor: Critical

CVSS v2.0

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-3.0-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.0-generic-pae, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.0-server, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.0-virtual, cpe:/o:canonical:ubuntu_linux:10.04:-:lts

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2012/05/01

Vulnerability Publication Date: 2012/05/17

Reference Information

CVE: CVE-2011-4086, CVE-2011-4347, CVE-2012-0045, CVE-2012-1090, CVE-2012-1097, CVE-2012-1146, CVE-2012-1179, CVE-2012-4398

BID: 50811, 51389, 51945, 52197, 52274, 52324, 52533

USN: 1433-1