CVE-2023-52878

Medium

In the Linux kernel, the following vulnerability has been resolved: can: dev: can_put_echo_skb(): don't crash kernel if can_priv::echo_skb is accessed out of bounds If the "struct can_priv::echoo_skb" is accessed out of bounds, this would cause a kernel crash. Instead, issue a meaningful warning message and return with an error.

Package Linux Kernel
Published 2024-05-21
Last modified 2025-03-05
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-125

CVE-2023-52878 is a Out-of-bounds Read vulnerability

What is Out-of-bounds Read?

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

Affected versions

Linux kernel versions 2.6.33 and later are affected. Fixed in 5.15.139, 6.1.63, 6.5.12, 6.6.2, 6.7 and their respective stable series.

Affected from
≥ 2.6.33
Fixed in
✓ 5.15.139 5.15.x ✓ 6.1.63 6.1.x ✓ 6.5.12 6.5.x ✓ 6.6.2 6.6.x ✓ 6.7

References

5 total

Frequently asked questions

  • What is CVE-2023-52878?

    CVE-2023-52878 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Out-of-bounds Read flaw (CWE-125) . It affects Linux kernel versions from 2.6.33 onward and has been patched in 5.15.139, 6.1.63, 6.5.12 and others. CVE-2023-52878 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2023-52878?

    CVE-2023-52878 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-2023-52878?

    Yes. CVE-2023-52878 has been patched. Fixed versions include 5.15.139, 6.1.63, 6.5.12 and others. If you are running Linux kernel 2.6.33 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2023-52878 actively exploited?

    No. CVE-2023-52878 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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