CVE-2022-36946

HIGH

Linux Kernel < 4.9.326 - Denial of Service

Title source: rule

Description

nfqnl_mangle in net/netfilter/nfnetlink_queue.c in the Linux kernel through 5.18.14 allows remote attackers to cause a denial of service (panic) because, in the case of an nf_queue verdict with a one-byte nfta_payload attribute, an skb_pull can encounter a negative skb->len.

Exploits (3)

nomisec WORKING POC 22 stars
by Pwnzer0tt1 · poc
https://github.com/Pwnzer0tt1/CVE-2022-36946
nomisec STUB 1 stars
by Satheesh575555 · poc
https://github.com/Satheesh575555/linux-4.19.72_CVE-2022-36946
gitlab STUB
by Satheesh575555 · poc
https://gitlab.com/Satheesh575555/linux-4-19-72_CVE-2022-36946

Scores

CVSS v3 7.5
EPSS 0.0508
EPSS Percentile 89.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (8)
debian/debian_linux 10.0
debian/debian_linux 11.0
linux/linux_kernel 2.6.14 - 4.9.326
netapp/active_iq_unified_manager
netapp/hci_compute_node
netapp/solidfire_enterprise_sds
netapp/solidfire_\&_hci_management_node
netapp/solidfire_\&_hci_storage_node
Published Jul 27, 2022
Tracked Since Feb 18, 2026