SB20251230173 - Use-after-free in Linux kernel target iscsi driver
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230173
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2023-54184)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the iscsit_close_session() function in drivers/target/iscsi/iscsi_target.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1911cca5916b6e106de7afa3ec0a38447158216c
- https://git.kernel.org/stable/c/4621e24c9257c6379343bf0c11b473817cf7edcd
- https://git.kernel.org/stable/c/4ce221d295f53e6c6b835ab33181e735482c9aac
- https://git.kernel.org/stable/c/89f5055f9b0b57c7e7f02e32df95ef401f809b71
- https://git.kernel.org/stable/c/a7a4def6c7046e090bb10c6d550fdeb487db98ba
- https://git.kernel.org/stable/c/d8990b5a4d065f38f35d69bcd627ec5a7f8330ca
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.244
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.30
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4