Description
A memory leak flaw in the Linux kernel's hugetlbfs memory usage was found in the way the user maps some regions of memory twice using shmget() which are aligned to PUD alignment with the fault of some of the memory pages. A local user could use this flaw to get unauthorized access to some data.
No analysis available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-2940-1 | linux security update |
Debian DLA |
DLA-2941-1 | linux-4.19 security update |
Debian DSA |
DSA-5096-1 | linux security update |
EUVD |
EUVD-2021-33909 | A memory leak flaw in the Linux kernel's hugetlbfs memory usage was found in the way the user maps some regions of memory twice using shmget() which are aligned to PUD alignment with the fault of some of the memory pages. A local user could use this flaw to get unauthorized access to some data. |
Ubuntu USN |
USN-5206-1 | Linux kernel (OEM) vulnerability |
Ubuntu USN |
USN-5207-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-5208-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5209-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5210-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5211-1 | Linux kernel vulnerability |
Ubuntu USN |
USN-5218-1 | Linux kernel (OEM) vulnerabilities |
References
History
No history.
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-03T17:16:03.279Z
Reserved: 2021-11-22T00:00:00.000Z
Link: CVE-2021-4002
No data.
Status : Modified
Published: 2022-03-03T22:15:08.527
Modified: 2024-11-21T06:36:42.333
Link: CVE-2021-4002
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
EUVD
Ubuntu USN