NULL pointer dereference in Linux kernel - CVE-2022-50350
Published: September 17, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115690
CSH Severity: Low
CVSS v4.0: 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-2022-50350
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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 iscsi_target_handle_csg_one() and iscsi_target_start_negotiation() functions in drivers/target/iscsi/iscsi_target_nego.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-50350
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/1533b8b3058db618409f41554ebe768c2e3acfae
- https://git.kernel.org/stable/c/3ecdca49ca49d4770639d81503c873b6d25887c4
- https://git.kernel.org/stable/c/fec1b2fa62c162d03f5dcd7b03e3c89d3116d49f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2