CVE-2020-10942 (GCVE-0-2020-10942)

Vulnerability from cvelistv5 – Published: 2020-03-24 21:03 – Updated: 2024-08-04 11:21
VLAI
Summary
In the Linux kernel before 5.5.8, get_raw_socket in drivers/vhost/net.c lacks validation of an sk_family field, which might allow attackers to trigger kernel stack corruption via crafted system calls.
Severity
5.3 (Medium)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
CWE
  • n/a
Assigner
References
URL Tags
https://git.kernel.org/linus/42d84c8490f9f0931786… x_refsource_MISC
https://lkml.org/lkml/2020/2/15/125 x_refsource_MISC
https://cdn.kernel.org/pub/linux/kernel/v5.x/Chan… x_refsource_MISC
https://security.netapp.com/advisory/ntap-2020040… x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2020/04/15/4 mailing-listx_refsource_MLIST
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://www.debian.org/security/2020/dsa-4667 vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/4344-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4345-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4342-1/ vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/4364-1/ vendor-advisoryx_refsource_UBUNTU
https://lists.debian.org/debian-lts-announce/2020… mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2020… mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2020… mailing-listx_refsource_MLIST
https://www.debian.org/security/2020/dsa-4698 vendor-advisoryx_refsource_DEBIAN
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Advisory\"]},{\"url\":\"https://usn.ubuntu.com/4345-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/4364-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2020/dsa-4667\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2020/dsa-4698\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2026-06-28T07:31:11+00:00",
      "cve": "CVE-2020-10942",
      "id": "CVE-2020-10942",
      "initial_release_date": "2020-03-22T00:00:00+00:00",
      "product_status:fixed": "354",
      "product_status:known_affected": "30",
      "product_status:known_not_affected": "13",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: vhost-net: stack overflow in get_raw_socket while checking sk_family field",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-10942.json",
      "version": "3"
    }
  }
}



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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.