What is CVE-2023-52857?

CVE-2023-52857 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Integer Overflow flaw (CWE-190), affecting Linux kernel versions from 5.13.12 onward and patched in 6.1.132, 6.5.12, 6.6.2 and others. CVE-2023-52857 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52857?

CVE-2023-52857 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2023-52857?

Yes, CVE-2023-52857 has been patched. Fixed versions include 6.1.132, 6.5.12, 6.6.2 and others. If you are running Linux kernel 5.13.12 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52857 actively exploited?

CVE-2023-52857 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2023-52857

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fix coverity issue with unintentional integer overflow 1. Instead of multiplying 2 variable of different types. Change to assign a value of one variable and then multiply the other variable. 2. Add a int variable for multiplier calculation instead of calculating different types multiplier with dma_addr_t variable directly.

Package Linux Kernel

Published 2024-05-21

Last modified 2025-11-03

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-190

CVE-2023-52857 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.13.12, 5.14 and later are affected. Fixed in 6.1.132, 6.5.12, 6.6.2, 6.7 and their respective stable series.

Affected from

≥ 5.13.12 ≥ 5.14

Fixed in

✓ 6.1.132 6.1.x ✓ 6.5.12 6.5.x ✓ 6.6.2 6.6.x ✓ 6.7

References

5 total

Kernel Git
https://git.kernel.org/stable/c/0d8a1df39d3fc34560e2cc663b5c340d06a25396

Patch
Kernel Git
https://git.kernel.org/stable/c/96312a251d4dcee5d36e32edba3002bfde0ddd9c

Patch
Kernel Git
https://git.kernel.org/stable/c/b0b0d811eac6b4c52cb9ad632fa6384cf48869e7

Patch
Kernel Git
https://git.kernel.org/stable/c/a12bd675100531f9fb4508fd4430dd1632325a0e
Debian Security
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

Details

CVE ID CVE-2023-52857

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-05-21

Modified 2025-11-03

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52857?

CVE-2023-52857 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Integer Overflow flaw (CWE-190) . It affects Linux kernel versions from 5.13.12 onward and has been patched in 6.1.132, 6.5.12, 6.6.2 and others. CVE-2023-52857 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52857?

CVE-2023-52857 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2023-52857?

Yes. CVE-2023-52857 has been patched. Fixed versions include 6.1.132, 6.5.12, 6.6.2 and others. If you are running Linux kernel 5.13.12 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52857 actively exploited?

No. CVE-2023-52857 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.