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CVE-2025-39759 btrfs: qgroup: fix race between quota disable and quota rescan ioctl

🗓️ 11 Sep 2025 16:52:28Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

Fix race in btrfs quota handling causing use-after-free of qgroup records during quota rescan.

Related
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1186)
15 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1208)
30 Sep 202500:00
–nessus
Tenable Nessus		Debian dla-4328 : linux-config-6.1 - security update
13 Oct 202500:00
–nessus
Tenable Nessus		Debian dsa-6008 : ata-modules-6.12.31-armmp-di - security update
22 Sep 202500:00
–nessus
Tenable Nessus		Debian dsa-6009 : affs-modules-6.1.0-37-4kc-malta-di - security update
22 Sep 202500:00
–nessus
Tenable Nessus		openSUSE 16 Security Update : kernel (openSUSE-SU-2025-20081-1)
2 Dec 202500:00
–nessus
Tenable Nessus		Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2025-25754)
10 Nov 202500:00
–nessus
Tenable Nessus		Photon OS 5.0: Linux PHSA-2025-5.0-0630
30 Sep 202500:00
–nessus
Tenable Nessus		SUSE SLED15 / SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2025:03600-1)
15 Dec 202500:00
–nessus
Tenable Nessus		SUSE SLES15 / openSUSE 15 Security Update : kernel (SUSE-SU-2025:03634-1)
18 Oct 202500:00
–nessus
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02 May 2026 08:14Current
6Medium risk
Vulners AI Score6
CVSS 3.17
EPSS0.00021
btrfsqgroupquota disablerescanuse after freerace condition
1