Vulnerabilities CVE-2023-52669

CVE-2023-52669

High

Open

TLP:CLEAR

crypto: s390/aes - Fix buffer overread in CTR mode

NVD CVE.org

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Description

In the Linux kernel, the following vulnerability has been resolved: crypto: s390/aes - Fix buffer overread in CTR mode When processing the last block, the s390 ctr code will always read a whole block, even if there isn't a whole block of data left. Fix this by using the actual length left and copy it into a buffer first for processing.

Details

CVSS Score: 8.2
EPSS Score ⓘ: 0.68%

49.6th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Confidence: 90%
Published: May 17, 2024
Last Modified: Aug 5, 2026

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