CVE-2026-63819

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on f2fsgetnodefoliora kernel BUG at fs/f2fs/file.c:845! Oops: invalid opcode: 0000 1 SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted syzkaller 0 PREEMPTfull Hardware name: QEMU...

Linux F2FS Heap Buffer Overflow DoS

The vulnerability in the fs/f2fs/node.c module of the Linux operating system is related to incorrect synchronization due to an improper check of the ISCHECKPOINTED flag. Exploiting this vulnerability can allow an attacker to cause a service failure...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001448)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001448 advisory. An out-of-bounds OOB memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allo...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001130)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001130 advisory. The addfreenid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002722)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002722 advisory. The addfreenid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of...

CVE-2025-71107

In the Linux kernel, the following vulnerability has been resolved: f2fs: ensure node page reads complete before f2fsputsuper finishes Xfstests generic/335, generic/336 sometimes crash with the following message: F2FS-fs dm-0: detect filesystem reference count leak during umount, type: 9, count: ...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992900)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992900 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fsbugon in f2fsnewnodepage As Dipanjan Das reported, syzkaller found a...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992447)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992447 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fsbugon in f2fsnewnodepage As Dipanjan Das reported, syzkaller found a...

F2FS truncate_node Heap Buffer Overflow DoS

The vulnerability of the truncatenode function in the fs/f2fs/node.c module of the F2FS file system support in Linux operating systems is related to insufficient checking of exceptional states. Exploiting this vulnerability could allow an attacker to cause a service failure...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414587)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414587 advisory. An out-of-bounds OOB memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allo...

Linux f2fs_new_node_page Heap Buffer Overflow DoS

The vulnerability of the f2fsnewnodepage function in the Linux operating system is related to insufficient validation of input data. Exploiting this vulnerability could allow an attacker to cause a service failure...

SUSE CVE-2017-18249

The addfreenid function in fs/f2fs/node.c in the Linux kernel before 4.12 does not properly track an allocated nid, which allows local users to cause a denial of service race condition or possibly have unspecified other impact via concurrent threads...

SUSE CVE-2021-3506

An out-of-bounds OOB memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The...

AZL-6571 CVE-2021-3506 affecting package kernel for versions less than 5.10.78.1-1

An out-of-bounds OOB memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The...