What is CVE-2023-52495?

CVE-2023-52495 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Out-of-bounds Write flaw (CWE-787), affecting Linux kernel versions from 6.3 onward and patched in 6.6.15, 6.7.3 and 6.8. CVE-2023-52495 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52495?

CVE-2023-52495 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2023-52495?

Yes, CVE-2023-52495 has been patched. Fixed versions include 6.6.15, 6.7.3 and 6.8. If you are running Linux kernel 6.3 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52495 actively exploited?

CVE-2023-52495 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2023-52495

High

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pmic_glink_altmode: fix port sanity check The PMIC GLINK altmode driver currently supports at most two ports. Fix the incomplete port sanity check on notifications to avoid accessing and corrupting memory beyond the port array if we ever get a notification for an unsupported port.

Package Linux Kernel

Published 2024-03-11

Last modified 2025-02-14

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-787

CVE-2023-52495 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.3 and later are affected. Fixed in 6.6.15, 6.7.3, 6.8 and their respective stable series.

Affected from

≥ 6.3

Fixed in

✓ 6.6.15 6.6.x ✓ 6.7.3 6.7.x ✓ 6.8

References

3 total

Kernel Git
https://git.kernel.org/stable/c/532a5557da6892a6b2d5793052e1bce1f4c9e177

Mailing List Patch
Kernel Git
https://git.kernel.org/stable/c/c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0

Mailing List Patch
Kernel Git
https://git.kernel.org/stable/c/d26edf4ee3672cc9828f2a3ffae34086a712574d

Mailing List Patch

Details

CVE ID CVE-2023-52495

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-03-11

Modified 2025-02-14

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52495?

CVE-2023-52495 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . It affects Linux kernel versions from 6.3 onward and has been patched in 6.6.15, 6.7.3 and 6.8. CVE-2023-52495 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52495?

CVE-2023-52495 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2023-52495?

Yes. CVE-2023-52495 has been patched. Fixed versions include 6.6.15, 6.7.3 and 6.8. If you are running Linux kernel 6.3 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52495 actively exploited?

No. CVE-2023-52495 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.