CVE-2025-38388 firmware: arm_ffa: Replace mutex with rwlock to avoid sleep in atomic context

🗓️ 25 Jul 2025 12:53:28Reported by GoogleType

osv

osv🔗 osv.dev👁 2 Views

Kernel vulnerability CVE-2025-38388 fixed by replacing mutex with rwlock to avoid atomic context sleep.

Reporter	Title	Published	Views	Family All 79
ATTACKERKB	CVE-2025-38388	25 Jul 202512:53	–	attackerkb
Tenable Nessus	Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1130)	4 Aug 202500:00	–	nessus
Tenable Nessus	Ubuntu 24.04 LTS / 25.04 : Linux kernel vulnerabilities (USN-7833-1)	22 Oct 202500:00	–	nessus
Tenable Nessus	Ubuntu 24.04 LTS / 25.04 : Linux kernel (Azure) vulnerabilities (USN-7834-1)	22 Oct 202500:00	–	nessus
Tenable Nessus	Ubuntu 24.04 LTS : Linux kernel (HWE) vulnerabilities (USN-7856-1)	5 Nov 202500:00	–	nessus
Tenable Nessus	Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-8028-1)	12 Feb 202600:00	–	nessus
Tenable Nessus	Ubuntu 22.04 LTS : Linux kernel (GCP) vulnerabilities (USN-8031-1)	13 Feb 202600:00	–	nessus
Tenable Nessus	Ubuntu 24.04 LTS : Linux kernel (Low Latency) vulnerabilities (USN-8052-1)	19 Feb 202600:00	–	nessus
Tenable Nessus	Ubuntu 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-8074-1)	6 Mar 202600:00	–	nessus
Tenable Nessus	Ubuntu 22.04 LTS : Linux kernel (Azure) vulnerabilities (USN-8126-1)	27 Mar 202600:00	–	nessus

Source	Link
git	www.git.kernel.org/stable/c/31405510a48dcf054abfa5b7b8d70ce1b27d1f13
git	www.git.kernel.org/stable/c/8986f8f61b482c0e6efd28f0b2423d9640c20eb1
git	www.git.kernel.org/stable/c/9ca7a421229bbdfbe2e1e628cff5cfa782720a10
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38388.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2025-38388
git	www.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

02 Apr 2026 12:47Current

6.1Medium risk

Vulners AI Score6.1

CVSS 3.15.5

EPSS0.00038

kernel vulnerability mutex replacement rwlock implementation atomic context notifier hashtable