Vulnerability Details : CVE-2022-36946
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.
Vulnerability category: Denial of service
Products affected by CVE-2022-36946
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
- cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:solidfire_\&_hci_storage_node:-:*:*:*:*:*:*:*
- cpe:2.3:a:netapp:solidfire_enterprise_sds:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-36946
0.92%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-36946
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
References for CVE-2022-36946
-
https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html
[SECURITY] [DLA 3102-1] linux-5.10 new packageMailing List;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html
[SECURITY] [DLA 3131-1] linux security updateMailing List;Third Party Advisory
-
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99a63d36cb3ed5ca3aa6fcb64cffbeaf3b0fb164
netfilter: nf_queue: do not allow packet truncation below transport header offset - kernel/git/torvalds/linux.git - Linux kernel source tree
-
https://www.debian.org/security/2022/dsa-5207
Debian -- Security Information -- DSA-5207-1 linuxThird Party Advisory
-
https://marc.info/?l=netfilter-devel&m=165883202007292&w=2
'[PATCH nf] netfilter: nf_queue: do not allow packet truncation below transport header offset' - MARCMailing List;Patch;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20220901-0007/
July 2022 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
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