CVE-2020-29370

Name: CVE-2020-29370
Creator: NVD / NIST
Published: 2020-11-28T07:15:11.6+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.61%

Last modified Jun 17, 2026

CVE-2020-29370 is a high-severity vulnerability rated 7/10 on the CVSS scale. An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kernel before 5.5.11. The slowpath lacks the required TID increment, aka CID-fd4d9c7d0c71.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.

Description

An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kernel before 5.5.11. The slowpath lacks the required TID increment, aka CID-fd4d9c7d0c71.

Metrics

CVSS 3.1

7/10

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

EPSS Probability

0.61%

44.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 5.5.11
Netapp	Cloud Backup	All versions
Netapp	Solidfire\, Enterprise Sds \& Hci Storage Node	All versions
Netapp	Solidfire \& Hci Management Node	All versions
Netapp	Hci Compute Node Firmware	All versions
Netapp	H410c Firmware	All versions
Netapp	Solidfire Baseboard Management Controller Firmware	All versions

References

https://bugs.chromium.org/p/project-zero/issues/detail?id=2022Exploit, Issue Tracking, Patch, Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.11Release Notes, Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fd4d9c7d0c71866ec0c2825189ebd2ce35bd95b8Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20201218-0001/Third Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=2022Exploit, Issue Tracking, Patch, Third Party Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.11Release Notes, Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=fd4d9c7d0c71866ec0c2825189ebd2ce35bd95b8Patch, Vendor Advisory
https://security.netapp.com/advisory/ntap-20201218-0001/Third Party Advisory

Timeline

Published: Nov 28, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-29370?

An issue was discovered in kmem_cache_alloc_bulk in mm/slub.c in the Linux kernel before 5.5.11. The slowpath lacks the required TID increment, aka CID-fd4d9c7d0c71.

How severe is CVE-2020-29370?

CVE-2020-29370 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.

How do I fix CVE-2020-29370?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-29370?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST