f2fs: fix to do sanity check on node blkaddr in truncate_node()

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PT-2025-34388

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the Linux kernel’s f2fs implementation related to foreground garbage collection during block allocation in LFS mode. When the file system is mounted with the “mode=lfs...

DEBIAN-CVE-2024-53218

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix race in concurrent f2fsstopgcthread In my test case, concurrent calls to f2fs shutdown report the following stack trace: Oops: general protection fault, probably for non-canonical address 0xc6cfff63bb5513fc: 0000 1...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from a null pointer dereference in the f2fssubmitpagebio function in the f2fs module, which causes the kerne...

UBUNTU-CVE-2024-49887

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to don't panic system for no free segment fault injection f2fs: fix to don't panic system for no free segment fault injection syzbot reports a f2fs bug as below: F2FS-fs loop0: inject no free segment in getnewsegment of...

DEBIAN-CVE-2024-43857

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null reference error when checking end of zone This patch fixes a potentially null pointer being accessed by isendzoneblkaddr that checks the last block of a zone when f2fs is mounted as a single device...

UBUNTU-CVE-2024-42297

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to don't dirty inode for readonly filesystem syzbot reports f2fs bug as below: kernel BUG at fs/f2fs/inode.c:933! RIP: 0010:f2fsevictinode+0x1576/0x1590 fs/f2fs/inode.c:933 Call Trace: evict+0x2a4/0x620 fs/inode.c:664...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a failure of the f2fs file system to properly handle scenarios where blkaddr is valid when processing...

DEBIAN-CVE-2024-34027

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to cover reserve,releasecompressblocks w/ cprwsem lock It needs to cover reserve,releasecompressblocks w/ cprwsem lock to avoid racing with checkpoint, otherwise, filesystem metadata including blkaddr in dnode...

SUSE CVE-2021-47335

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid racing on fsyncentryslab by multi filesystem instances As syzbot reported, there is an use-after-free issue during f2fs recovery: Use-after-free write at 0xffff88823bc16040 in kfence-10:...

SUSE CVE-2024-27034

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to cover normal cluster write with cprwsem When we overwrite compressed cluster w/ normal cluster, we should not unlock cprwsem during f2fswriterawpages, otherwise data will be corrupted if partial blocks were...

UBUNTU-CVE-2024-27070

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use-after-free issue in f2fsfilemapfault syzbot reports a f2fs bug as below: BUG: KASAN: slab-use-after-free in f2fsfilemapfault+0xd1/0x2c0 fs/f2fs/file.c:49 Read of size 8 at addr ffff88807bb22680 by task...

UBUNTU-CVE-2021-46982

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix race condition of overwrite vs truncate posfsstress testcase complains a panic as belew: ------------ cut here ------------ kernel BUG at fs/f2fs/compress.c:1082! invalid opcode: 0000 1 SMP PTI CPU: 4 PID:...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a security vulnerability that stems from a deadlock problem with f2fs...

SUSE CVE-2018-13100

An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.17.3, which does not properly validate secsperzone in a corrupted f2fs image, as demonstrated by a divide-by-zero error...

PT-2023-35346 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.271 Description: The issue is related to the f2fs component, where a panic can be avoided if the extent tree is not created. The actual impact and attack plausibility have not yet been proven...

PT-2023-34904 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.271 Description: The issue is related to the f2fs component, where a panic can be avoided if the extent tree is not created. The actual impact and attack plausibility have not yet been proven...

Linux kernel 代码问题漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A code issue vulnerability exists in the Linux kernel that stems from a failure to consider special files in gcdatasegment in Linux kernel fs/f2fs/gc.c prior to 5.16.3, resulting in a null pointer...

PT-2025-8362 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been identified, which can cause a kernel panic. The issue arises when the inline dots flag is set in a special file, such as a character, block...

The vulnerability of the F2fs-Tools utility, related to writing outside of the memory boundaries, allows a hacker to execute arbitrary code.

The vulnerability of the F2fs-Tools tool is related to writing beyond the memory boundaries. Exploiting this vulnerability could allow a hacker to execute arbitrary code using a specially created file system called f2fs...