CVE-2020-27152

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 44.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2020-11-06 07:46Z5 YR AGO

Last updated

2024-08-04 16:11Z2 YR AGO

Reserved

2020-10-15

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

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

Data version

5.1

Document digest

1ba08da36274039b8ca58b5517296dc23391a69e02c4f29afe8113ec4cfd2ff4

• bugzilla.kernel.orghttps://bugzilla.kernel.org/show_bug.cgi?id=208767x_refsource_MISC
• www.openwall.com[oss-security] 20201103 CVE-2020-27152 Kernel: KVM: host stack overflow via loop due to lazy update IOAPIChttp://www.openwall.com/lists/oss-security/2020/11/03/1mailing-listx_refsource_MLIST
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=77377064c3a94911339f13ce113b3abf265e06dax_refsource_CONFIRM
• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.2x_refsource_CONFIRM