SB20251226176 - Out-of-bounds read in Linux kernel nvme target driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226176
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2022-50717)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the nvmet_tcp_handle_h2c_data_pdu() function in drivers/nvme/target/tcp.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0d150ccd55dbfad36f55855b40b381884c98456e
- https://git.kernel.org/stable/c/752593d04637ebdc87fd29cba81897f21ae053f0
- https://git.kernel.org/stable/c/b6a545ffa2c192b1e6da4a7924edac5ba9f4ea2b
- https://git.kernel.org/stable/c/d5bb45f47b37d10f010355686b28c9ebacb361d4
- https://git.kernel.org/stable/c/ec8adf767e1cfa7031f853b8c71ba1963f07df15
- https://git.kernel.org/stable/c/fcf82e4553db911d10234ff2390cfd0e2aa854e4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.17