CVE-2024-26901: do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak

Published Apr 17, 2024
·
Updated

dosysnametohandle(): use kzalloc() to fix kernel-infoleak

Other sources

Linux Kernel is vulnerable to a denial of service, caused by the failure to use kzalloc() to fix kernel-infoleak. By sending a specially crafted request, a local authenticated attacker could exploit this vulnerability to cause a denial of service.

IBM

Affected Software

24 affected componentsFixes available
Linux Linux kernel>=2.6.39<4.19.311
Linux Linux kernel>=4.20<5.4.273
Linux Linux kernel>=5.5<5.10.214
Linux Linux kernel>=5.11<5.15.153
Linux Linux kernel>=5.16<6.1.83
Linux Linux kernel>=6.2<6.6.23
Linux Linux kernel>=6.7<6.7.11
Linux Linux kernel>=6.8<6.8.2
IBM Security Verify Governance<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Software Stack<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Virtual Appliance<=ISVG 10.0.2
IBM Security Verify Governance Identity Manager Container<=ISVG 10.0.2
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.25-1
redhat/kernel<4.19.311
4.19.311
redhat/kernel<5.4.273
5.4.273
redhat/kernel<5.10.214
5.10.214
redhat/kernel<5.15.153
5.15.153
redhat/kernel<6.1.83
6.1.83
redhat/kernel<6.6.23
6.6.23
redhat/kernel<6.7.11
6.7.11
redhat/kernel<6.8.2
6.8.2
redhat/kernel<6.9
6.9
Microsoft azl3 kernel 6.6.22.1-2
Microsoft azl3 kernel 6.6.29.1-3

Event History

Apr 17, 2024
CVE Published
via MITRE·10:27 AM
Data Sourced
via MITRE·10:27 AM
Description
Data Sourced
via NVD·11:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via Red Hat·05:38 PM
DescriptionSeverityAffected Software
Jun 8, 2024
Data Sourced
via Launchpad·01:10 AM
Description
Jun 30, 2024
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
DescriptionSeverity
Updated
via Microsoft·02:00 PM
Affected Software
Apr 28, 2025
Data Sourced
via Ubuntu·02:21 PM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2024-26901?

CVE-2024-26901 is classified as a kernel information leak vulnerability affecting the Linux kernel.

2

How do I fix CVE-2024-26901?

To fix CVE-2024-26901, update the Linux kernel to version 4.19.311 or later, 5.4.273 or later, 5.10.214 or later, 5.15.153 or later, 6.1.83 or later, 6.6.23 or later, 6.7.11 or later, 6.8.2 or later, or 6.9.

3

Which versions of the Linux kernel are affected by CVE-2024-26901?

CVE-2024-26901 affects Linux kernel versions from 2.6.39 up to 6.9.

4

Is CVE-2024-26901 a remote vulnerability?

CVE-2024-26901 primarily involves a local information leak in the kernel, not a remote vulnerability.

5

Can I check if my system is affected by CVE-2024-26901?

You can check your Linux kernel version using the command 'uname -r' to determine if your system is vulnerable to CVE-2024-26901.

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