What is CVE-2023-28772?

CVE-2023-28772 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10. CVE-2023-28772 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-28772?

CVE-2023-28772 has a CVSS score of 6.7 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2023-28772?

No patch is currently available for CVE-2023-28772. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2023-28772 actively exploited?

CVE-2023-28772 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-28772

Medium

An issue was discovered in the Linux kernel before 5.13.3. lib/seq_buf.c has a seq_buf_putmem_hex buffer overflow.

Package Linux Kernel

Published 2023-03-23

Last modified 2025-05-05

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.7

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-120

CVE-2023-28772 is classified as CWE-120

See CWE-120 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2023-28772 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3

Release Notes Vendor Advisory
Kernel.org
https://lkml.kernel.org/r/20210626032156.47889-1-yun.zhou%40windriver.com
Kernel.org
https://lore.kernel.org/lkml/20210625122453.5e2fe304%40oasis.local.home/
Security
https://security.netapp.com/advisory/ntap-20230427-0005/

Third Party Advisory
Kernel patch commit
https://github.com/torvalds/linux/commit/d3b16034a24a112bb83aeb669ac5b9b01f744bb7
Patch

Details

CVE ID CVE-2023-28772

Severity Medium

CVSS score 6.7 / 10

CVSS version 3.1

Published 2023-03-23

Modified 2025-05-05

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-28772?

CVE-2023-28772 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.7 out of 10 . CVE-2023-28772 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-28772?

CVE-2023-28772 has a CVSS score of 6.7 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2023-28772?

No patch is currently available for CVE-2023-28772. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2023-28772 actively exploited?

No — CVE-2023-28772 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.