PT-2024-5426 · Linux+4 · Linux Kernel+4
Baokun Li
·
Published
2024-06-21
·
Updated
2025-02-03
·
CVE-2024-39510
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
The issue is related to a slab-use-after-free vulnerability in the
cachefiles ondemand daemon read() function. This vulnerability can be triggered by a fuzz test of randomly issuing the restore command. The process that triggers the issue involves multiple threads and the use of kzalloc and kmem cache free functions. The vulnerability can be avoided by grabbing the reference count of the object before xa unlock to ensure it has not been freed yet.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Red Os
Suse
Ubuntu