CVE-2021-47400

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow call hns3nicnetopen repeatedly hns3nicnetopen is not allowed to called repeatly, but there is no checking for this. When doing device reset and setup tc concurrently, there is a small oppotunity to call...

CVE-2021-47492 mm, thp: bail out early in collapse_file for writeback page

In the Linux kernel, the following vulnerability has been resolved: mm, thp: bail out early in collapsefile for writeback page Currently collapsefile does not explicitly check PGwriteback, instead, pagehasprivate and trytoreleasepage are used to filter writeback pages. This does not work for xfs...

CVE-2021-47468

In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: Fix sleeping function called from invalid context The driver can call card-isac.release function from an atomic context. Fix this by calling this function after releasing the lock. The following log reveals it:...

CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848 f2fs: fix to drop meta_inode's page cache in f2fs_put_super()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848 f2fs: fix to drop meta_inode's page cache in f2fs_put_super()

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop metainode's page cache in f2fsputsuper syzbot reports a kernel bug as below: F2FS-fs loop1: detect filesystem reference count leak during umount, type: 10, count: 1 kernel BUG at fs/f2fs/super.c:1639! CPU: 0 PID...

CVE-2023-52848

Summary (CVE-2023-52848) : The issue, reported for the Linux kernel’s f2fs file system, centers on a bug during f2fs_put_super() where the meta_inode page cache is not dropped after an IO error in f2fs_wait_on_all_pages. This can lead to a reference-count leak and a kernel panic during unmount. T...

DEBIAN-CVE-2021-47410

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix svmmigratefini warning Device manager releases device-specific resources when a driver disconnects from a device, devmmemunmappages and devmreleasememregion calls in svmmigratefini are redundant. It causes below...

CVE-2021-47400

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow call hns3nicnetopen repeatedly hns3nicnetopen is not allowed to called repeatly, but there is no checking for this. When doing device reset and setup tc concurrently, there is a small oppotunity to call...

DEBIAN-CVE-2021-47399

In the Linux kernel, the following vulnerability has been resolved: ixgbe: Fix NULL pointer dereference in ixgbexdpsetup The ixgbe driver currently generates a NULL pointer dereference with some machine online cpus ringfeatureRINGFFDIR.limit = count; It becomes 63. When user use xdp,...

CVE-2021-47400

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow call hns3nicnetopen repeatedly hns3nicnetopen is not allowed to called repeatly, but there is no checking for this. When doing device reset and setup tc concurrently, there is a small oppotunity to call...

DEBIAN-CVE-2021-47276

In the Linux kernel, the following vulnerability has been resolved: ftrace: Do not blindly read the ip address in ftracebug It was reported that a bug on arm64 caused a bad ip address to be used for updating into a nop in ftraceinit, but the error path rightfully returned -EINVAL and not -EFAULT,...

DEBIAN-CVE-2021-47256

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the "BUGON!listempty&inode-iwblist" in clearinode: kernel BUG at fs/inode.c:519! Internal error: Oops - BUG: 0 1 SMP Modules linked in:...

CVE-2021-47400

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow call hns3nicnetopen repeatedly hns3nicnetopen is not allowed to called repeatly, but there is no checking for this. When doing device reset and setup tc concurrently, there is a small oppotunity to call...

CVE-2021-47400

CVE-2021-47400 concerns the Linux kernel HNS3 driver where hns3_nic_net_open() could be invoked repeatedly during concurrent device reset and TC setup, risking a kernel bug via napi_enable being called twice. The fix adds a check for the HNS3_NIC_STATE_DOWN flag and returns early if not set, prev...

CVE-2021-47400 net: hns3: do not allow call hns3_nic_net_open repeatedly

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow call hns3nicnetopen repeatedly hns3nicnetopen is not allowed to called repeatly, but there is no checking for this. When doing device reset and setup tc concurrently, there is a small oppotunity to call...

CVE-2021-47379

The CVE-2021-47379 entry describes a kernel vulnerability in the Linux blk-cgroup subsystem related to a use-after-free (UAF) in the block I/O scheduler. The issue arises when destroying the blkcg policy hierarchy, where the BFQ/BLK MQ path can trigger a use-after-free during queue initialization...

SUSE CVE-2024-35947

In the Linux kernel, the following vulnerability has been resolved: dyndbg: fix old BUGON in control parser Fix a BUGON from 2009. Even if it looks "unreachable" I didn't really look, lets make sure by removing it, doing prerr and return -EINVAL instead...

Linux kernel 安全漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel, which stems from the fact that a cache created using an object size of less than 24 can cause the freelist pointer to write beyond s-objectsize,...