Vulnerability identifier: #VU23035
Vulnerability risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-401
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the "ath10k_usb_hif_tx_sg()" function in "drivers/net/wireless/ath/ath10k/usb.c" file. A remote attacker can cause a denial of service condition (memory consumption) by triggering "usb_submit_urb()" failures.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Linux kernel: 5.3 - 5.3.11
External links
http://github.com/torvalds/linux/commit/b8d17e7d93d2beb89e4f34c59996376b8b544792
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.