SB2024102195 - Use-after-free in Linux kernel hw hns driver
Published: October 21, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102195
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-2024-47750)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the hns_roce_v2_exit() and __hns_roce_hw_v2_uninit_instance() functions in drivers/infiniband/hw/hns/hns_roce_hw_v2.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/2ccf1c75d39949d8ea043d04a2e92d7100ea723d
- https://git.kernel.org/stable/c/d2d9c5127122745da6e887f451dd248cfeffca33
- https://git.kernel.org/stable/c/dac2723d8bfa9cf5333f477741e6e5fa1ed34645
- https://git.kernel.org/stable/c/60595923371c2ebe7faf82536c47eb0c967e3425
- https://git.kernel.org/stable/c/fd8489294dd2beefb70f12ec4f6132aeec61a4d0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.54