CVE-2020-25285medium
Description
A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812.
References
https://twitter.com/grsecurity/status/1303749848898904067
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.8
https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
https://security.netapp.com/advisory/ntap-20201009-0002/
https://usn.ubuntu.com/4576-1/
https://usn.ubuntu.com/4579-1/
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
Details
Source: MITRE
Published: 2020-09-13
Updated: 2022-04-28
Type: CWE-362
Risk Information
CVSS v2
Base Score: 4.4
Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 3.4
Severity: MEDIUM
CVSS v3
Base Score: 6.4
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 0.5
Severity: MEDIUM