Ubuntu.comUB:CVE-2015-7513CVE-2015-7513
CVSS2
Attack Vector
LOCAL
Attack 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
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
28.1%
arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT
counter values during state restoration, which allows guest OS users to
cause a denial of service (divide-by-zero error and host OS crash) via a
zero value, related to the kvm_vm_ioctl_set_pit and kvm_vm_ioctl_set_pit2
functions.
Bugs
Notes
| 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 |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 12.04 | noarch | linux | <Â 3.2.0-98.138 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | <Â 3.13.0-77.121 | UNKNOWN |
| ubuntu | 15.04 | noarch | linux | <Â 3.19.0-49.55 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux | <Â 4.2.0-27.32 | UNKNOWN |
| ubuntu | 12.04 | noarch | linux-armadaxp | <Â 3.2.0-1661.85 | UNKNOWN |
| ubuntu | 12.04 | noarch | linux-lts-trusty | <Â 3.13.0-77.121~precise1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-utopic | <Â 3.16.0-60.80~14.04.1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-vivid | <Â 3.19.0-49.55~14.04.1 | UNKNOWN |
| ubuntu | 14.04 | noarch | linux-lts-wily | <Â 4.2.0-27.32~14.04.1 | UNKNOWN |
| ubuntu | 15.10 | noarch | linux-raspi2 | <Â 4.2.0-1022.29 | UNKNOWN |
References
git.kernel.org/linus/0185604c2d82c560dab2f2933a18f797e74ab5a8 (v4.4-rc7)
launchpad.net/bugs/cve/CVE-2015-7513
nvd.nist.gov/vuln/detail/CVE-2015-7513
security-tracker.debian.org/tracker/CVE-2015-7513
ubuntu.com/security/notices/USN-2886-1
ubuntu.com/security/notices/USN-2886-2
ubuntu.com/security/notices/USN-2887-1
ubuntu.com/security/notices/USN-2887-2
ubuntu.com/security/notices/USN-2888-1
ubuntu.com/security/notices/USN-2889-1
ubuntu.com/security/notices/USN-2889-2
ubuntu.com/security/notices/USN-2890-1
ubuntu.com/security/notices/USN-2890-2
ubuntu.com/security/notices/USN-2890-3
www.cve.org/CVERecord?id=CVE-2015-7513
Related
CVSS2
Attack Vector
LOCAL
Attack 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
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS
Percentile
28.1%