Published: 17/05/2012 Updated: 05/01/2018

CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9

VMScore: 437

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

The KVM implementation in the Linux kernel prior to 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and host OS crash) by making a KVM_CREATE_IRQCHIP ioctl call after a virtual CPU already exists.

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linux linux kernel

Synopsis Moderate: kernel security and bug fix update Type/Severity Security Advisory: Moderate Topic Updated kernel packages that fix two security issues and several bugs arenow available for Red Hat Enterprise Linux 6The Red Hat Security Response Team has rated this update as having moderatesecurity impa ...

Synopsis Moderate: kvm security and bug fix update Type/Severity Security Advisory: Moderate Topic Updated kvm packages that fix two security issues and one bug are nowavailable for Red Hat Enterprise Linux 5The Red Hat Security Response Team has rated this update as having moderatesecurity impact Common ...

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service or privilege escalation The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2011-4086 Eric Sandeen reported an issue in the journaling layer for ext4 filesystems (jbd2) Local users can cause buffers to ...

Several security issues were fixed in the kernel ...

CWE-399 http://www.openwall.com/lists/oss-security/2012/03/30/1 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6 https://bugzilla.redhat.com/show_bug.cgi?id=808199 https://github.com/torvalds/linux/commit/9c895160d25a76c21b65bad141b08e8d4f99afef http://secunia.com/advisories/49928 http://www.securitytracker.com/id?1026897 https://www.suse.com/support/update/announcement/2012/suse-su-20121679-1.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html http://www.debian.org/security/2012/dsa-2469 http://rhn.redhat.com/errata/RHSA-2012-0571.html http://rhn.redhat.com/errata/RHSA-2012-0676.html https://access.redhat.com/errata/RHSA-2012:0571 https://nvd.nist.gov https://usn.ubuntu.com/1460-1/https://www.debian.org/security/./dsa-2469

CVE-2012-1601

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