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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2023-5972

CVE-2023-5972

HIGH7.0

Kernel: the nfta_inner_num and nfta_expr_name netlink attributes accessed without checking its presence in nft_inner.c

Published Nov 23, 2023

Modified 1 years ago

Details

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.

References

https://access.redhat.com/security/cve/CVE-2023-5972

https://bugzilla.redhat.com/show_bug.cgi?id=2248189

https://github.com/torvalds/linux/commit/505ce0630ad5d31185695f8a29dde8d29f28faa7

https://github.com/torvalds/linux/commit/52177bbf19e6e9398375a148d2e13ed492b40b80

https://www.cve.org/CVERecord?id=CVE-2023-5972

CVSS Analysis

CVSS v3.1

7.0

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

HighAC:H

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

Memory Safety

NULL Pointer Dereference

Ecosystems

Timeline

PublishedNov 23, 2023

ModifiedAug 2, 2024

CVE-2023-5972 | Mondoo Vulnerability Intelligence