Vulnerability identifier: #VU90141
Vulnerability risk: Low
CVSSv3.1: 7.7 [AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-416
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 escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cma_cancel_operation() and rdma_resolve_addr() functions in drivers/infiniband/core/cma.c. A local user can escalate privileges on the system.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: All versions
External links
http://git.kernel.org/stable/c/9a085fa9b7d644a234465091e038c1911e1a4f2a
http://git.kernel.org/stable/c/03d884671572af8bcfbc9e63944c1021efce7589
http://git.kernel.org/stable/c/305d568b72f17f674155a2a8275f865f207b3808
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.