CVE-2023-52669

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/a7f580cdb42ec3d53bbb7c4e4335a98423703285	Patch
https://git.kernel.org/stable/c/cd51e26a3b89706beec64f2d8296cfb1c34e0c79	Patch
https://git.kernel.org/stable/c/d07f951903fa9922c375b8ab1ce81b18a0034e3b	Patch
https://git.kernel.org/stable/c/d68ac38895e84446848b7647ab9458d54cacba3e	Patch
https://git.kernel.org/stable/c/dbc9a791a70ea47be9f2acf251700fe254a2ab23	Patch
https://git.kernel.org/stable/c/e78f1a43e72daf77705ad5b9946de66fc708b874	Patch
https://git.kernel.org/stable/c/a7f580cdb42ec3d53bbb7c4e4335a98423703285	Patch
https://git.kernel.org/stable/c/cd51e26a3b89706beec64f2d8296cfb1c34e0c79	Patch
https://git.kernel.org/stable/c/d07f951903fa9922c375b8ab1ce81b18a0034e3b	Patch
https://git.kernel.org/stable/c/d68ac38895e84446848b7647ab9458d54cacba3e	Patch
https://git.kernel.org/stable/c/dbc9a791a70ea47be9f2acf251700fe254a2ab23	Patch
https://git.kernel.org/stable/c/e78f1a43e72daf77705ad5b9946de66fc708b874	Patch
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-05-17 14:15

Updated : 2025-12-23 18:46

NVD link : CVE-2023-52669

Mitre link : CVE-2023-52669

CVE.ORG link : CVE-2023-52669

JSON object : View

Products Affected

debian

debian_linux

linux

linux_kernel

CWE

CWE-787

Out-of-bounds Write

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