CVE-2022-50512 ext4: fix potential memory leak in ext4_fc_record_regions()

🗓️ 07 Oct 2025 15:19:08Reported by GoogleType

osv🔗 osv.dev👁 1 Views

CVE-2022-50512 fixes a potential memory leak in ext4_fc_record_regions when krealloc fails and state->fc_regions is NULL.

Reporter	Title	Published	Views	Family All 65
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-023 (ALASKERNEL-5.10-2022-023)	8 Dec 202200:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-090 (ALASKERNEL-5.15-2025-090)	30 Sep 202500:00	–	nessus
Tenable Nessus	EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1244)	10 Mar 202600:00	–	nessus
Tenable Nessus	EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1280)	10 Mar 202600:00	–	nessus
Tenable Nessus	Photon OS 4.0: Linux PHSA-2021-4.0-0065	22 Jul 202100:00	–	nessus
Tenable Nessus	SUSE SLES15 Security Update : kernel (SUSE-SU-2025:4111-1)	18 Nov 202500:00	–	nessus
Tenable Nessus	SUSE SLES15 Security Update : kernel (SUSE-SU-2025:4320-1)	30 Dec 202500:00	–	nessus
Tenable Nessus	Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006912)	21 Apr 202600:00	–	nessus
Tenable Nessus	Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011147)	21 Apr 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2022-50512	8 Oct 202500:00	–	nessus

Source	Link
git	www.git.kernel.org/stable/c/2cfb769d60a2a57eb3566765428b6131cd16dcfe
git	www.git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be
git	www.git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158
git	www.git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739
git	www.git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50512.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2022-50512
git	www.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

02 Apr 2026 08:28Current

6.4Medium risk

Vulners AI Score6.4

CVSS 3.15.5

EPSS0.00017