Linux Distros Unpatched Vulnerability : CVE-2026-43349

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid uninit-value access in f2fssanitychecknodefooter syzbot reported a f2fs b...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the f2fssanitychecknodefooter function in the f2fs file system. This function accesses...

SUSE CVE-2026-31702

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...

SUSE CVE-2026-31714

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid memory leak in f2fsrename syzbot reported a f2fs bug as below: BUG: memory leak unreferenced object 0xffff888127f70830 size 16: comm "syz.0.23", pid 6144, jiffies 4294943712 hex dump first 16 bytes: 3c af 57 72...

SUSE CVE-2026-31715

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case "generic/107" and syzbot have both reported a NULL pointer dereference. The concurrent scenario that triggers the panic is as follows:...

Linux Distros Unpatched Vulnerability : CVE-2026-31702

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblockin...

Linux Distros Unpatched Vulnerability : CVE-2026-31715

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case generic/107 and syzbot have both reported a NULL pointer dereference. The...

CVE-2026-31714

A flaw was found in the Linux kernel's F2FS Flash-Friendly File System component. This vulnerability, a memory leak, occurs within the f2fsrename function. A local attacker could exploit this by repeatedly performing file rename operations, leading to a gradual consumption of system memory. Over...

CVE-2026-31702

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...

CVE-2026-31715

In Linux kernel (f2fs), CVE-2026-31715 is a use-after-free triggered by decrementing sbi->nr_pages[] during F2FS_WB_CP_DATA handling. The root cause is that f2fs_put_super() calls iput(sbi->node_inode) and NULLs the node_inode after the counter reaches zero, allowing f2fs_in_warm_node_list(...

CVE-2026-31715

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case "generic/107" and syzbot have both reported a NULL pointer dereference. The concurrent scenario that triggers the panic is as follows:...

CVE-2026-31715 f2fs: fix UAF caused by decrementing sbi->nr_pages[] in f2fs_write_end_io()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case "generic/107" and syzbot have both reported a NULL pointer dereference. The concurrent scenario that triggers the panic is as follows:...

CVE-2026-31715 f2fs: fix UAF caused by decrementing sbi->nr_pages[] in f2fs_write_end_io()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case "generic/107" and syzbot have both reported a NULL pointer dereference. The concurrent scenario that triggers the panic is as follows:...

CVE-2026-31714 f2fs: fix to avoid memory leak in f2fs_rename()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid memory leak in f2fsrename syzbot reported a f2fs bug as below: BUG: memory leak unreferenced object 0xffff888127f70830 size 16: comm "syz.0.23", pid 6144, jiffies 4294943712 hex dump first 16 bytes: 3c af 57 72...

CVE-2026-31714

The CVE-2026-31714 issue affects the Linux kernel F2FS component, where a memory leak occurs in f2fs_rename() due to an unpaired call to f2fs_free_filename() after f2fs_setup_filename() was added in commit 40b2d55e0452. Exploitation details are local (AV:L/AC:L) with a high availability impact (A...

EUVD-2026-26523

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid memory leak in f2fsrename syzbot reported a f2fs bug as below: BUG: memory leak unreferenced object 0xffff888127f70830 size 16: comm "syz.0.23", pid 6144, jiffies 4294943712 hex dump first 16 bytes: 3c af 57 72...

CVE-2026-31714 f2fs: fix to avoid memory leak in f2fs_rename()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid memory leak in f2fsrename syzbot reported a f2fs bug as below: BUG: memory leak unreferenced object 0xffff888127f70830 size 16: comm "syz.0.23", pid 6144, jiffies 4294943712 hex dump first 16 bytes: 3c af 57 72...

CVE-2026-31714

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid memory leak in f2fsrename syzbot reported a f2fs bug as below: BUG: memory leak unreferenced object 0xffff888127f70830 size 16: comm "syz.0.23", pid 6144, jiffies 4294943712 hex dump first 16 bytes: 3c af 57 72...

CVE-2026-31702

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...

CVE-2026-31702 f2fs: fix use-after-free of sbi in f2fs_compress_write_end_io()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...