What is CVE-2020-12655?

CVE-2020-12655 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Infinite Loop flaw (CWE-835). CVE-2020-12655 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2020-12655?

CVE-2020-12655 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2020-12655?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2020-12655 patch availability.

Is CVE-2020-12655 actively exploited?

CVE-2020-12655 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Infinite Loop (CWE-835)?

The product contains an iteration that does not exit even when it should. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/835.html

CVE-2020-12655

Medium

An issue was discovered in xfs_agf_verify in fs/xfs/libxfs/xfs_alloc.c in the Linux kernel through 5.6.10. Attackers may trigger a sync of excessive duration via an XFS v5 image with crafted metadata, aka CID-d0c7feaf8767.

Package Linux Kernel

Published 2020-05-05

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-835

CVE-2020-12655 is a Infinite Loop vulnerability

What is Infinite Loop?

The product contains an iteration that does not exit even when it should. Learn more on MITRE CWE

References

14 total

Kernel Git
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0c7feaf87678371c2c09b3709400be416b2dc62

Patch Vendor Advisory
GitHub
https://github.com/torvalds/linux/commit/d0c7feaf87678371c2c09b3709400be416b2dc62

Patch Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
Debian Security
https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html
Debian Security
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html

Showing 5 of 14 references View all on NVD

Details

CVE ID CVE-2020-12655

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2020-05-05

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2020-12655?

CVE-2020-12655 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Infinite Loop flaw (CWE-835) . CVE-2020-12655 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2020-12655?

CVE-2020-12655 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2020-12655?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2020-12655 patch availability.
Is CVE-2020-12655 actively exploited?

No. CVE-2020-12655 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.