Back to Database
Status published
Low
CVE-2020-29374
An issue was discovered in the Linux kernel before 5.7.3,...
Vulnerability Description
An issue was discovered in the Linux kernel before 5.7.3, related to mm/gup.c and mm/huge_memory.c. The get_user_pages (aka gup) implementation, when used for a copy-on-write page, does not properly consider the semantics of read operations and therefore can grant unintended write access, aka CID-17839856fd58.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2020-29374
Credits & Attribution
No credits recorded in the NVD database.
References
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2045
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.3
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=17839856fd588f4ab6b789f482ed3ffd7c403e1f
- https://security.netapp.com/advisory/ntap-20210115-0002/
- http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
- https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://www.debian.org/security/2022/dsa-5096
More from linux
View All →CVE-2022-48619
An issue was discovered in drivers/input/input.c in the Linux kernel...
Unknown
0
CVE-2022-48502
An issue was discovered in the Linux kernel before 6.2....
High
7.1
CVE-2022-48425
In the Linux kernel through 6.2.7, fs/ntfs3/inode.c has an invalid...
Unknown
0
CVE-2022-48424
In the Linux kernel before 6.1.3, fs/ntfs3/inode.c does not validate...
Unknown
0
CVE-2022-48423
In the Linux kernel before 6.1.3, fs/ntfs3/record.c does not validate...
Unknown
0
Affected Vendor
linux
View all reports →Affected Software
linux kernel, debian linux, 500f firmware, a250 firmware, h410c firmware, solidfire \& hci management node, solidfire \& hci storage node, hci compute node bios
Vulnerable Versions:
0, 9.0, 10.0
Timeline
Official Publish:
November 28th, 2020
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.