CVE-2015-5307

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.57% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 44.7% of scored records. A rank, not a probability.

NVD base score

The NVD has published no score for this record

NVD CVSS vector

No NVD score to derive

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2015-11-16 11:00Z10 YR AGO

Last updated

2024-08-06 06:41Z2 YR AGO

Reserved

2015-07-01

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-399
• CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base

Data version

5.1

Document digest

410f62da77268485769f033cb7780e9719b6b6ff80eb267691371fd5eddee004

• rhn.redhat.comRHSA-2015:2636http://rhn.redhat.com/errata/RHSA-2015-2636.htmlvendor-advisoryx_refsource_REDHAT
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.htmlx_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2015-f150b2a8c8http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172187.htmlvendor-advisoryx_refsource_FEDORA
• lists.opensuse.orgSUSE-SU-2015:2350http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.htmlvendor-advisoryx_refsource_SUSE
• kb.juniper.nethttps://kb.juniper.net/JSA10783x_refsource_CONFIRM
• www.debian.orgDSA-3454http://www.debian.org/security/2016/dsa-3454vendor-advisoryx_refsource_DEBIAN
• www.openwall.com[oss-security] 20151110 Re: CVE-2015-5307 kernel: kvm: guest to host DoS by triggering an infinite loop in microcode via #AC exceptionhttp://www.openwall.com/lists/oss-security/2015/11/10/6mailing-listx_refsource_MLIST
• rhn.redhat.comRHSA-2015:2645http://rhn.redhat.com/errata/RHSA-2015-2645.htmlvendor-advisoryx_refsource_REDHAT
• www.ubuntu.comUSN-2802-1http://www.ubuntu.com/usn/USN-2802-1vendor-advisoryx_refsource_UBUNTU
• lists.opensuse.orgopenSUSE-SU-2015:2250http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.htmlvendor-advisoryx_refsource_SUSE
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlx_refsource_CONFIRM
• www.ubuntu.comUSN-2806-1http://www.ubuntu.com/usn/USN-2806-1vendor-advisoryx_refsource_UBUNTU
• lists.opensuse.orgSUSE-SU-2015:2194http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00005.htmlvendor-advisoryx_refsource_SUSE
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.htmlx_refsource_CONFIRM
• git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54a20552e1eae07aa240fa370a0293e006b5faedx_refsource_CONFIRM
• lists.opensuse.orgopenSUSE-SU-2015:2232http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.htmlvendor-advisoryx_refsource_SUSE
• www.ubuntu.comUSN-2805-1http://www.ubuntu.com/usn/USN-2805-1vendor-advisoryx_refsource_UBUNTU
• xenbits.xen.orghttp://xenbits.xen.org/xsa/advisory-156.htmlx_refsource_CONFIRM
• lists.opensuse.orgSUSE-SU-2016:0354http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00013.htmlvendor-advisoryx_refsource_SUSE
• lists.fedoraproject.orgFEDORA-2015-668d213dc3http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172300.htmlvendor-advisoryx_refsource_FEDORA
• www.ubuntu.comUSN-2807-1http://www.ubuntu.com/usn/USN-2807-1vendor-advisoryx_refsource_UBUNTU
• lists.opensuse.orgSUSE-SU-2015:2339http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgSUSE-SU-2015:2108http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00035.htmlvendor-advisoryx_refsource_SUSE
• www.ubuntu.comUSN-2801-1http://www.ubuntu.com/usn/USN-2801-1vendor-advisoryx_refsource_UBUNTU
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.htmlx_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2015-394835a3f6http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172435.htmlvendor-advisoryx_refsource_FEDORA
• www.debian.orgDSA-3414http://www.debian.org/security/2015/dsa-3414vendor-advisoryx_refsource_DEBIAN
• support.citrix.comhttp://support.citrix.com/article/CTX202583x_refsource_CONFIRM
• www.ubuntu.comUSN-2800-1http://www.ubuntu.com/usn/USN-2800-1vendor-advisoryx_refsource_UBUNTU
• www.securitytracker.com1034105http://www.securitytracker.com/id/1034105vdb-entryx_refsource_SECTRACK
• lists.opensuse.orgSUSE-SU-2016:2074http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlvendor-advisoryx_refsource_SUSE
• www.ubuntu.comUSN-2804-1http://www.ubuntu.com/usn/USN-2804-1vendor-advisoryx_refsource_UBUNTU
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1277172x_refsource_CONFIRM
• rhn.redhat.comRHSA-2016:0046http://rhn.redhat.com/errata/RHSA-2016-0046.htmlvendor-advisoryx_refsource_REDHAT
• www.debian.orgDSA-3396http://www.debian.org/security/2015/dsa-3396vendor-advisoryx_refsource_DEBIAN
• www.securityfocus.com77528http://www.securityfocus.com/bid/77528vdb-entryx_refsource_BID
• www.ubuntu.comUSN-2803-1http://www.ubuntu.com/usn/USN-2803-1vendor-advisoryx_refsource_UBUNTU
• github.comhttps://github.com/torvalds/linux/commit/54a20552e1eae07aa240fa370a0293e006b5faedx_refsource_CONFIRM