CVE-2024-26978

Medium

In the Linux kernel, the following vulnerability has been resolved: serial: max310x: fix NULL pointer dereference in I2C instantiation When trying to instantiate a max14830 device from userspace: echo max14830 0x60 > /sys/bus/i2c/devices/i2c-2/new_device we get the following error: Unable to handle kernel NULL pointer dereference at virtual address... ... Call trace: max310x_i2c_probe+0x48/0x170 [max310x] i2c_device_probe+0x150/0x2a0 ... Add check for validity of devtype to prevent the error, and abort probe with a meaningful error message.

Package Linux Kernel
Published 2024-05-01
Last modified 2024-11-21
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-476

CVE-2024-26978 is a NULL Pointer Dereference vulnerability

What is NULL Pointer Dereference?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.4.272, 5.10.213, 6.0 and later are affected. Fixed in 5.4.274, 5.10.215, 6.1.84, 6.6.24, 6.7.12, 6.8.3, 6.9 and their respective stable series.

Affected from
≥ 5.4.272 ≥ 5.10.213 ≥ 6.0
Fixed in
✓ 5.4.274 5.4.x ✓ 5.10.215 5.10.x ✓ 6.1.84 6.1.x ✓ 6.6.24 6.6.x ✓ 6.7.12 6.7.x ✓ 6.8.3 6.8.x ✓ 6.9

References

8 total
Showing 5 of 8 references View all on NVD

Frequently asked questions

  • What is CVE-2024-26978?

    CVE-2024-26978 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 5.4.272 onward and has been patched in 5.4.274, 5.10.215, 6.1.84 and others. CVE-2024-26978 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2024-26978?

    CVE-2024-26978 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-2024-26978?

    Yes. CVE-2024-26978 has been patched. Fixed versions include 5.4.274, 5.10.215, 6.1.84 and others. If you are running Linux kernel 5.4.272 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2024-26978 actively exploited?

    No. CVE-2024-26978 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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