CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:HCVE-2021-3772
Medium (6.5). EPSS 1.2% chance of exploitation in the next 30 days.
A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses.
Severity
- EPSS
- 1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
- CWE
- CWE-354
- Published
- Modified
- Record from
- the NVD, synced
Affected
- debian:debian_linux
- linux:linux_kernel
- netapp:e-series_santricity_os_controller
- netapp:h300s_firmware
- netapp:h410c_firmware
- netapp:h410s_firmware
- netapp:h500s_firmware
- netapp:h610c_firmware
- netapp:h610s_firmware
- netapp:h615c_firmware
- netapp:h700s_firmware
- netapp:hci_compute_node
- netapp:solidfire_\&_hci_management_node
- netapp:solidfire_\&_hci_storage_node
- oracle:communications_cloud_native_core_binding_support_function
- oracle:communications_cloud_native_core_network_exposure_function
- oracle:communications_cloud_native_core_policy
- redhat:enterprise_linux
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2000694
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=32f8807a48ae55be0e76880cfe8607a18b5bb0df
- https://github.com/torvalds/linux/commit/32f8807a48ae55be0e76880cfe8607a18b5bb0df
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://security.netapp.com/advisory/ntap-20221007-0001/