CVE Vulnerability

CVE-2020-25285

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.

4.4 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

6.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://twitter.com/grsecurity/status/1303749848898904067 Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=17743798d81238ab13050e8e2833699b54e15467 Patch Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.8 Release Notes Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20201009-0002/ Third Party Advisory
https://usn.ubuntu.com/4576-1/ Third Party Advisory
https://usn.ubuntu.com/4579-1/ Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Information

Published : 2020-09-13 06:15

Updated : 2022-04-28 06:32

NVD link : CVE-2020-25285

Mitre link : CVE-2020-25285

Products Affected
No products.
CWE
CWE-362

CWE-476

CWE-787