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The vulnerability of the link_to_fixup_dir() function in the fs/btrfs/tree-log.c module of the Linux operating system’s file system support module allows a attacker to cause a service failure.

🗓️ 23 Jun 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 2 Views

link_to_fixup_dir() bug in btrfs tree-log cleanup can crash services due to improper exception handling

Related
Refs
ReporterTitlePublishedViews
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2021-1685 (ALAS-2021-1685)
16 Jul 202100:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-002 (ALASKERNEL-5.10-2022-002)
2 May 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2022-004 (ALASKERNEL-5.4-2022-004)
2 May 202200:00
–nessus
Tenable Nessus		RHEL 6 : kernel (Unpatched Vulnerability)
11 May 202400:00
–nessus
Tenable Nessus		RHEL 7 : kernel (Unpatched Vulnerability)
11 May 202400:00
–nessus
Tenable Nessus		SUSE SLES12 Security Update : kernel (SUSE-SU-2024:2493-1)
17 Jul 202400:00
–nessus
Tenable Nessus		SUSE SLED12 / SLES12 Security Update : kernel (SUSE-SU-2024:2561-1)
22 Jul 202400:00
–nessus
Tenable Nessus		SUSE SLES12 Security Update : kernel (SUSE-SU-2024:2901-1)
15 Aug 202400:00
–nessus
Tenable Nessus		TencentOS Server 3: kernel (TSSA-2024:1027)
20 Nov 202500:00
–nessus
Tenable Nessus		TencentOS Server 2: kernel (TSSA-2024:1030)
16 Jun 202500:00
–nessus
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23 Jun 2025 00:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 24.6
CVSS 35.5
EPSS0.00271
link_to_fixup_dirbtrfsexception_handlingcleanupservice_failure
2