4.9 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
0.001 Low
EPSS
Percentile
30.3%
The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through
4.6.x, allows guest OS users to cause a denial of service (host OS panic or
hang) by triggering many #AC (aka Alignment Check) exceptions, related to
svm.c and vmx.c.
Author | Note |
---|---|
jdstrand | android kernels (flo, goldfish, grouper, maguro, mako and manta) are not supported on the Ubuntu Touch 14.10 and earlier preview kernels linux-lts-saucy no longer receives official support linux-lts-quantal no longer receives official support |
sbeattie | affects x86 kernels only fixed in upstream 54a20552e1eae07aa240fa370a0293e006b5faed ; however, it hadn’t made it to linus’ tree before we published kernels for it, so manually recording everything. |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 12.04 | noarch | linux-lts-trusty | < 3.13.0-68.111~precise1 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-lts-utopic | < 3.16.0-53.72~14.04.1 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-lts-vivid | < 3.19.0-33.38~14.04.1 | UNKNOWN |
ubuntu | 14.04 | noarch | linux-lts-wily | < 4.2.0-18.22~14.04.1 | UNKNOWN |
ubuntu | 14.04 | noarch | virtualbox | < 4.3.36-dfsg-1+deb8u1ubuntu1.14.04.1 | UNKNOWN |
ubuntu | 15.04 | noarch | virtualbox | < 4.3.36-dfsg-1+deb8u1ubuntu1.15.04.1 | UNKNOWN |
ubuntu | 15.10 | noarch | virtualbox | < 5.0.14-dfsg-0ubuntu1.15.10.1 | UNKNOWN |
ubuntu | 12.04 | noarch | xen | < 4.1.6.1-0ubuntu0.12.04.7 | UNKNOWN |
ubuntu | 14.04 | noarch | xen | < 4.4.2-0ubuntu0.14.04.3 | UNKNOWN |
ubuntu | 15.04 | noarch | xen | < 4.5.0-1ubuntu4.3 | UNKNOWN |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5307
launchpad.net/bugs/cve/CVE-2015-5307
nvd.nist.gov/vuln/detail/CVE-2015-5307
security-tracker.debian.org/tracker/CVE-2015-5307
ubuntu.com/security/notices/USN-2800-1
ubuntu.com/security/notices/USN-2801-1
ubuntu.com/security/notices/USN-2802-1
ubuntu.com/security/notices/USN-2803-1
ubuntu.com/security/notices/USN-2804-1
ubuntu.com/security/notices/USN-2805-1
ubuntu.com/security/notices/USN-2806-1
ubuntu.com/security/notices/USN-2807-1