CVE-2015-5307Infinite Loop in Kernel

Severity
4.9MEDIUMNVD
EPSS
0.1%
top 73.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedNov 16
Latest updateMay 24

Description

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.

CVSS vector

AV:L/AC:L/C:N/I:N/A:CExploitability: 3.9 | Impact: 6.9

Affected Packages5 packages

Debianlinux/linux_kernel< 4.2.6-1+3
Debianxen/xen< 4.8.0~rc3-1+3
NVDoracle/vm_virtualbox4.0.04.0.34+4
NVDxen/xen22 versions+21

Also affects: Debian Linux 7.0, 8.0, Ubuntu Linux 12.04, 14.04, 15.10

Patches

🔴Vulnerability Details

5
Kernel
KVM: VMX: Enable Notify VM exit2022-05-24
GHSA
GHSA-hfhj-gfxm-5x7g: The KVM subsystem in the Linux kernel through 42022-05-14
CVEList
CVE-2015-5307: The KVM subsystem in the Linux kernel through 42015-11-16
OSV
CVE-2015-5307: The KVM subsystem in the Linux kernel through 42015-11-16
Kernel
KVM: x86: work around infinite loop in microcode when #AC is delivered2015-11-03

📋Vendor Advisories

7
Ubuntu
Linux kernel vulnerability2015-11-10
Red Hat
virt: guest to host DoS by triggering an infinite loop in microcode via #AC exception2015-11-10
Ubuntu
Linux kernel (Utopic HWE) vulnerability2015-11-10
Ubuntu
Linux kernel (Vivid HWE) vulnerability2015-11-10
Ubuntu
Linux kernel (Trusty HWE) vulnerability2015-11-10

💬Community

3
Bugzilla
CVE-2015-5307 kernel: kvm: guest to host DoS by triggering an infinite loop in microcode via #AC exception [fedora-all]2015-11-10
Bugzilla
CVE-2015-5307 xen: kernel: kvm: guest to host DoS by triggering an infinite loop in microcode via #AC exception [fedora-all]2015-11-10
Bugzilla
CVE-2015-5307 virt: guest to host DoS by triggering an infinite loop in microcode via #AC exception2015-11-02
CVE-2015-5307 — Infinite Loop in Linux Kernel | cvebase