What is CVE-2020-29372?

CVE-2020-29372 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10, classified as a Race Condition flaw (CWE-362). CVE-2020-29372 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2020-29372?

CVE-2020-29372 has a CVSS score of 4.7 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2020-29372?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2020-29372 patch availability.

Is CVE-2020-29372 actively exploited?

CVE-2020-29372 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/362.html

CVE-2020-29372

Medium

An issue was discovered in do_madvise in mm/madvise.c in the Linux kernel before 5.6.8. There is a race condition between coredump operations and the IORING_OP_MADVISE implementation, aka CID-bc0c4d1e176e.

Package Linux Kernel

Published 2020-11-28

Last modified 2026-05-29

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

4.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-362

CVE-2020-29372 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

5 total

Bugs
https://bugs.chromium.org/p/project-zero/issues/detail?id=2029

Exploit Issue Tracking Third Party Advisory
Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.8

Release Notes Vendor Advisory
Kernel Git
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bc0c4d1e176eeb614dc8734fc3ace34292771f11

Patch Vendor Advisory
Packet Storm
http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html

Third Party Advisory VDB Entry
Project-Zero
https://project-zero.issues.chromium.org/issues/42451131

Details

CVE ID CVE-2020-29372

Severity Medium

CVSS score 4.7 / 10

CVSS version 3.1

Published 2020-11-28

Modified 2026-05-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2020-29372?

CVE-2020-29372 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.7 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2020-29372 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2020-29372?

CVE-2020-29372 has a CVSS score of 4.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2020-29372?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2020-29372 patch availability.
Is CVE-2020-29372 actively exploited?

No. CVE-2020-29372 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.