FKIE_CVE-2023-3772

Vulnerability from fkie_nvd - Published: 2023-07-25 16:15 - Updated: 2026-06-17 06:14
Severity
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Summary
A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.
References
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2023:6583Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2023:6901Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2023:7077Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:0412
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2024:0575
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2023-3772Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2218943Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/08/10/1
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/08/10/3
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2023:6583Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2023:6901Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2023:7077Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:0412
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2024:0575
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2023-3772Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2218943Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2023/dsa-5492
Impacted products
Vendor Product Version
redhat enterprise_linux 8.0
redhat enterprise_linux 9.0
redhat enterprise_linux_for_real_time 8.0
redhat enterprise_linux_for_real_time_for_nfv 8.0
fedoraproject fedora -
linux linux_kernel -
debian debian_linux 10.0
debian debian_linux 12.0
To clipboard 

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  "lastModified": "2026-06-17T06:14:49.427",
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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.


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