Vulnerability identifier: #VU90643
Vulnerability risk: Low
CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-476
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the nvmet_rdma_send_done() and nvmet_rdma_write_data_done() functions in drivers/nvme/target/rdma.c. A local user can perform a denial of service (DoS) attack.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://git.kernel.org/stable/c/64f3410c7bfc389b1a58611d0799f4a36ce4b6b5
http://git.kernel.org/stable/c/17fb6dfa5162b89ecfa07df891a53afec321abe8
http://git.kernel.org/stable/c/5bdb34466ad8370546dfa0497594fb1d6f2fed90
http://git.kernel.org/stable/c/8cc365f9559b86802afc0208389f5c8d46b4ad61
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.