CVE-2023-54168
What it is
In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Prevent shift wrapping in set_user_sq_size() The ucmd->log_sq_bb_count variable is controlled by the user so this shift can wrap. Fix it by using check_shl_overflow() in the same way that it was done in commit 515f60004ed9 ("RDMA/hns: Prevent undefined behavior in hns_roce_set_user_sq_size()").
At a glance
- Exploitability
- Can be exploited locally on the machine with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.2% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.2% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.2% · EPSS, next 30 days
- Record status
- Deferred
Attack profile CVSS 3.1 · 7.8
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2023-54168.md and follow it. Check whether this project is affected by CVE-2023-54168. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- https://git.kernel.org/stable/c/196a6df08b08699ace4ce70e1efcdd9081b6565f
- https://git.kernel.org/stable/c/3ce0df3493277b9df275cb8455d9c677ae701230
- https://git.kernel.org/stable/c/3d5ae269c4bd392ec1edbfb3bd031b8f42d7feff
- https://git.kernel.org/stable/c/8feca625900777e02a449e53fe4121339934c38a
- https://git.kernel.org/stable/c/9911be2155720221a4f1f722b22bd0e2388d8bcf
- https://git.kernel.org/stable/c/9ad3221c86cc9c6305594b742d4a72dfbd4ea579
- https://git.kernel.org/stable/c/a183905869e692b6b7805b7472235585eff8e429
- https://git.kernel.org/stable/c/d50b3c73f1ac20dabc53dc6e9d64ce9c79a331eb