Name: CVE-2020-29369: Concurrent Execution using Shared Resource with Improper Synchronization
Creator: Rapid7
Published: 2020-11-28T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2020-29369, CWE-362, CVSS 7, EPSS 0.00456

An issue was discovered in mm/mmap.c in the Linux kernel before 5.7.11. There is a race condition between certain expand functions (expand_downwards and expand_upwards) and page-table free operations from an munmap call, aka CID-246c320a8cfe.

CVSS Details

CVSS 3.1 Base Score: 7
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade linux	Jul 30, 2024	Nov 28, 2020
Suse	—	Upgrade kernel-default	Dec 12, 2020	Nov 28, 2020
Ubuntu	—	Upgrade linux-image-5.6.0-1048-oemUpgrade linux-image-oem-20.04	Feb 26, 2021	Nov 28, 2020

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence