Home/CVE/A null pointer dereference flaw was found in the nft_inner.c functionality of netfilter in the Linux kernel. This issue
CVE

CVE-2023-5972

A null pointer dereference flaw was found in the nft_inner.c functionality of netfilter in the Linux kernel. This issue

A null pointer dereference flaw was found in the nft_inner.c functionality of netfilter in the Linux kernel. This issue could allow a local user to crash the system or escalate their privileges on the system.

HIGH · CVSS 7 EPSS 0.00015
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

3
linux kernel>= 6.2.1 and <= 6.5.10
linux kernelall versions
fedoraproject fedoraall versions
▣

Scoring & Timeline

7
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD23 Nov 2023 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

3
usnUSN-6652-1
usnUSN-6624-1
msrcCVE-2023-5972
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2023-5972Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2248189Issue TrackingPatch
https://github.com/torvalds/linux/commit/505ce0630ad5d31185695f8a29dde8d29f28faa7Patch
https://github.com/torvalds/linux/commit/52177bbf19e6e9398375a148d2e13ed492b40b80Patch
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