CVE-2020-12657

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

0.71% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 51.0% of scored records. A rank, not a probability.

NVD base score

7.8 (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:H/I:H/A:H

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

2020-05-05 06:01Z6 YR AGO

Last updated

2024-08-04 12:04Z2 YR AGO

Reserved

2020-05-05

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.1

Document digest

4765de34867859a1efb6e5d30e5f3d18176ab01ac8d61bfe8c46cca74442df8b

• patchwork.kernel.orghttps://patchwork.kernel.org/patch/11447049/x_refsource_MISC
• cdn.kernel.orghttps://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.5x_refsource_MISC
• github.comhttps://github.com/torvalds/linux/commit/2f95fa5c955d0a9987ffdc3a095e2f4e62c5f2a9x_refsource_MISC
• git.kernel.orghttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f95fa5c955d0a9987ffdc3a095e2f4e62c5f2a9x_refsource_MISC
• usn.ubuntu.comUSN-4367-1https://usn.ubuntu.com/4367-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4368-1https://usn.ubuntu.com/4368-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4363-1https://usn.ubuntu.com/4363-1/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4369-1https://usn.ubuntu.com/4369-1/vendor-advisoryx_refsource_UBUNTU
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20200608-0001/x_refsource_CONFIRM
• lists.opensuse.orgopenSUSE-SU-2020:0801http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlvendor-advisoryx_refsource_SUSE