CVE-2019-18660

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

0.73% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 54.0% of scored records. A rank, not a probability.

NVD base score

4.7 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

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

Red Hat severity

Moderate. 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

2019-11-27 22:11Z6 YR AGO

Last updated

2024-08-05 01:54Z2 YR AGO

Reserved

2019-11-02

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

f32c2ee20bd180666e69eb88ec144146eb88c37b335f9d7841c1d119116e4f5f

• www.openwall.comhttps://www.openwall.com/lists/oss-security/2019/11/27/1x_refsource_MISC
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39e72bf96f5847ba87cc5bd7a3ce0fed813dc9adx_refsource_MISC
• www.openwall.com[oss-security] 20191128 CVE-2019-18660: Linux kernel: powerpc: missing Spectre-RSB mitigationhttp://www.openwall.com/lists/oss-security/2019/11/27/1mailing-listx_refsource_MLIST
• lists.fedoraproject.orgFEDORA-2019-b86a7bdba0https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LYIFGYEDQXP5DVJQQUARQRK2PXKBKQGY/vendor-advisoryx_refsource_FEDORA
• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.1x_refsource_CONFIRM
• lists.fedoraproject.orgFEDORA-2019-124a241044https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YWWOOJKZ4NQYN4RMFIVJ3ZIXKJJI3MKP/vendor-advisoryx_refsource_FEDORA
• lists.opensuse.orgopenSUSE-SU-2019:2675http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.htmlvendor-advisoryx_refsource_SUSE
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20200103-0001/x_refsource_CONFIRM
• usn.ubuntu.comUSN-4228-1https://usn.ubuntu.com/4228-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4227-1https://usn.ubuntu.com/4227-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4226-1https://usn.ubuntu.com/4226-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4225-1https://usn.ubuntu.com/4225-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4228-2https://usn.ubuntu.com/4228-2/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4227-2https://usn.ubuntu.com/4227-2/vendor-advisoryx_refsource_UBUNTU
• seclists.org20200109 [slackware-security] Slackware 14.2 kernel (SSA:2020-008-01)https://seclists.org/bugtraq/2020/Jan/10mailing-listx_refsource_BUGTRAQ
• packetstormsecurity.comhttp://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlx_refsource_MISC
• access.redhat.comRHSA-2020:0174https://access.redhat.com/errata/RHSA-2020:0174vendor-advisoryx_refsource_REDHAT
• usn.ubuntu.comUSN-4225-2https://usn.ubuntu.com/4225-2/vendor-advisoryx_refsource_UBUNTU