#VU89240 State Issues in Linux kernel - CVE-2021-47192
Published: May 8, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU89240
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-47192
CWE-ID: CWE-371
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an error during iSCSI recovery within the store_state_field() function in drivers/scsi/scsi_sysfs.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.
External links
- https://git.kernel.org/stable/c/edd783162bf2385b43de6764f2d4c6e9f4f6be27
- https://git.kernel.org/stable/c/a792e0128d232251edb5fdf42fb0f9fbb0b44a73
- https://git.kernel.org/stable/c/bcc0e3175a976b7fa9a353960808adb0bb49ead8
- https://git.kernel.org/stable/c/4edd8cd4e86dd3047e5294bbefcc0a08f66a430f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.82
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.162