CVE-2023-53080
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
12.9th percentile
CISA KEV
Not listed
Weakness / dates
—
Published 2025-05-02 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2025-05-02 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: xsk: Add missing overflow check in xdp_umem_reg The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. Also remove a redundant u32 cast assigning umem->npgs.
Affected
References
- https://git.kernel.org/stable/c/3cfc3564411acf96bf2fb791f706a1aa4f872c1d
- https://git.kernel.org/stable/c/580634b03a55f04a3c1968bcbd97736c079c6601
- https://git.kernel.org/stable/c/a069909acc4435eeb41d05ccc03baa447cc01b7e
- https://git.kernel.org/stable/c/bb2e3bfb2a79db0c2057c6f701b782954394c67f
- https://git.kernel.org/stable/c/c7df4813b149362248d6ef7be41a311e27bf75fe