#VU107648 Memory leak in Linux kernel - CVE-2025-22071

Vulnerability identifier: #VU107648

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-22071

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the spufs_create_context() function in arch/powerpc/platforms/cell/spufs/inode.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

---

External links
https://git.kernel.org/stable/c/0f5cce3fc55b08ee4da3372baccf4bcd36a98396
https://git.kernel.org/stable/c/239ea3c34673b3244a499fd65771c47e5bffcbb0
https://git.kernel.org/stable/c/410c787d89c92df4215d7b1a338e2c1a8aba6b9b
https://git.kernel.org/stable/c/4a7448c83e117ed68597952ecaede1cebc4427a7
https://git.kernel.org/stable/c/5a90b699844a5bb96961e5892e51cc59255444a3
https://git.kernel.org/stable/c/829bd6139968e2e759f3928cf65ad0db1e302fe3
https://git.kernel.org/stable/c/a333f223e555d27609f8b45d75a08e8e1d36c432
https://git.kernel.org/stable/c/c4e72a0d75442237b6f3bcca10a7d81b89376d16
https://git.kernel.org/stable/c/d04600f43569d48262e1328eaa1592fcefa2c19c

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.