CVE-2023-6622
Linux Kernel nf_tables Null Pointer Dereference Denial of Service
Description
A null pointer dereference vulnerability was found in nft_dynset_init() in net/netfilter/nft_dynset.c in nf_tables in the Linux kernel. This issue may allow a local attacker with CAP_NET_ADMIN user privilege to trigger a denial of service.
INFO
Published Date :
Dec. 8, 2023, 6:15 p.m.
Last Modified :
Nov. 21, 2024, 8:44 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-6622
.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-6622
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-6622
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2024:2394 Added Reference https://access.redhat.com/errata/RHSA-2024:2950 Added Reference https://access.redhat.com/errata/RHSA-2024:3138 Added Reference https://access.redhat.com/security/cve/CVE-2023-6622 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2253632 Added Reference https://github.com/torvalds/linux/commit/3701cd390fd731ee7ae8b8006246c8db82c72bea Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/AAOVK2F3ALGKYIQ5IOMAYEC2DGI7BWAW/ Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/G3AGDVE3KBLOOYBPISFDS74R4YAZEDAY/ -
CVE Modified by [email protected]
Sep. 14, 2024
Action Type Old Value New Value Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/G3AGDVE3KBLOOYBPISFDS74R4YAZEDAY/ Removed Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/AAOVK2F3ALGKYIQ5IOMAYEC2DGI7BWAW/ -
CVE Modified by [email protected]
May. 29, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 22, 2024
Action Type Old Value New Value Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:2950 [No types assigned] Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:3138 [No types assigned] -
CVE Modified by [email protected]
May. 22, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Apr. 30, 2024
Action Type Old Value New Value Added Reference Red Hat, Inc. https://access.redhat.com/errata/RHSA-2024:2394 [No types assigned] -
CVE Modified by [email protected]
Dec. 22, 2023
Action Type Old Value New Value Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/AAOVK2F3ALGKYIQ5IOMAYEC2DGI7BWAW/ [No types assigned] -
CVE Modified by [email protected]
Dec. 21, 2023
Action Type Old Value New Value Added Reference Red Hat, Inc. https://lists.fedoraproject.org/archives/list/[email protected]/message/G3AGDVE3KBLOOYBPISFDS74R4YAZEDAY/ [No types assigned] -
Initial Analysis by [email protected]
Dec. 12, 2023
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://access.redhat.com/security/cve/CVE-2023-6622 No Types Assigned https://access.redhat.com/security/cve/CVE-2023-6622 Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=2253632 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=2253632 Issue Tracking, Patch Changed Reference Type https://github.com/torvalds/linux/commit/3701cd390fd731ee7ae8b8006246c8db82c72bea No Types Assigned https://github.com/torvalds/linux/commit/3701cd390fd731ee7ae8b8006246c8db82c72bea Patch Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 6.6 *cpe:2.3:o:linux:linux_kernel:6.7:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.7:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.7:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.7:rc4:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* -
CVE Received by [email protected]
Dec. 08, 2023
Action Type Old Value New Value Added Description A null pointer dereference vulnerability was found in nft_dynset_init() in net/netfilter/nft_dynset.c in nf_tables in the Linux kernel. This issue may allow a local attacker with CAP_NET_ADMIN user privilege to trigger a denial of service. Added Reference Red Hat, Inc. https://access.redhat.com/security/cve/CVE-2023-6622 [No types assigned] Added Reference Red Hat, Inc. https://bugzilla.redhat.com/show_bug.cgi?id=2253632 [No types assigned] Added Reference Red Hat, Inc. https://github.com/torvalds/linux/commit/3701cd390fd731ee7ae8b8006246c8db82c72bea [No types assigned] Added CWE Red Hat, Inc. CWE-476 Added CVSS V3.1 Red Hat, Inc. AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-6622
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-6622
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05780
percentile