What is CVE-2023-52649?

CVE-2023-52649 is a high-severity vulnerability in Linux, classified under Improper Validation of Array Index. CVSS score: 7.8/10. Published 2024-05-01.

How severe is CVE-2023-52649?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

CVE-2023-52649

In the Linux kernel, the following vulnerability has been resolved: drm/vkms: Avoid reading beyond LUT array When the floor LUT index (drm_fixp2int(lut_index) is the last index of the array the ceil LUT index will point to an entry beyond the array. Make sure we guard against it and use the value of the floor LUT index. v3: - Drop bits from commit description that didn't contribute anything of value

EPSS: 0.003 (20.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions db1f254f2cfaf0510ae34fa2311a8d749e95179a, 6.6, 0
Linux Linux_kernel

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2023-52649?: CVE-2023-52649 is a high-severity vulnerability in Linux, classified under Improper Validation of Array Index. CVSS score: 7.8/10. Published 2024-05-01.
How severe is CVE-2023-52649?: High severity. CVSS v3 base score is 7.8 out of 10.