CVE-2023-1075

Name: CVE-2023-1075
Creator: NVD / NIST
Published: 2023-03-27T21:15:10.38+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 0.22%

Last modified Jun 17, 2026

CVE-2023-1075 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. A flaw was found in the Linux Kernel. The tls_is_tx_ready() incorrectly checks for list emptiness, potentially accessing a type confused entry to the list_head, leaking the last byte of the confused field that overlaps with rec->tx_ready.. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

Description

A flaw was found in the Linux Kernel. The tls_is_tx_ready() incorrectly checks for list emptiness, potentially accessing a type confused entry to the list_head, leaking the last byte of the confused field that overlaps with rec->tx_ready.

Metrics

CVSS 3.1

3.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

0.22%

12.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	All versions

References

Timeline

Published: Mar 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-1075?

How severe is CVE-2023-1075?

CVE-2023-1075 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.

How do I fix CVE-2023-1075?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-1075?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST