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CVE-2020-10757 (GCVE-0-2020-10757)

Vulnerability from cvelistv5 – Published: 2020-06-09 12:40 – Updated: 2024-08-04 11:14
VLAI
Summary
A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • Improper Restriction of Operations within the Bounds of a Memory Buffer.
Assigner
References
URL Tags
https://www.openwall.com/lists/oss-security/2020/… x_refsource_MISC
https://git.kernel.org/pub/scm/linux/kernel/git/t… x_refsource_MISC
https://bugzilla.redhat.com/show_bug.cgi?id=1842525 vendor-advisoryx_refsource_REDHAT
https://lists.debian.org/debian-lts-announce/2020… mailing-listx_refsource_MLIST
https://www.debian.org/security/2020/dsa-4698 vendor-advisoryx_refsource_DEBIAN
https://www.debian.org/security/2020/dsa-4699 vendor-advisoryx_refsource_DEBIAN
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://security.netapp.com/advisory/ntap-2020070… x_refsource_CONFIRM
https://usn.ubuntu.com/4439-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4426-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4440-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4483-1/ vendor-advisoryx_refsource_UBUNTU
Impacted products
Vendor Product Version CPE status
n/a Kernel Affected: All versions after 4.5-rc1.
Show details on NVD website
To clipboard 

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}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.