CVE-2025-68817

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdtreeconnectput under concurrency Under high concurrency, A tree-connection object tcon is freed on a disconnect path while another path still holds a reference and later executes put/write on it...

UBUNTU-CVE-2025-68817

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdtreeconnectput under concurrency Under high concurrency, A tree-connection object tcon is freed on a disconnect path while another path still holds a reference and later executes put/write on it...

CVE-2025-68769

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix return value of f2fsrecoverfsyncdata With below scripts, it will trigger panic in f2fs: mkfs.f2fs -f /dev/vdd mount /dev/vdd /mnt/f2fs touch /mnt/f2fs/foo sync echo 111 /mnt/f2fs/foo f2fsio fsync /mnt/f2fs/foo f2fsio...

CVE-2025-68778

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't log conflicting inode if it's a dir moved in the current transaction We can't log a conflicting inode if it's a directory and it was moved from one parent directory to another parent directory in the current...

CVE-2025-71072 shmem: fix recovery on rename failures

In the Linux kernel, the following vulnerability has been resolved: shmem: fix recovery on rename failures mapletree insertions can fail if we are seriously short on memory; simpleoffsetrename does not recover well if it runs into that. The same goes for simpleoffsetrenameexchange. Moreover,...

CVE-2025-71072

CVE-2025-71072 concerns a Linux kernel issue affecting shmem rename recovery when memory pressure causes MapleTree insertions to fail and simple_offset_rename/simple_offset_rename_exchange to not recover properly. The fix prevents post-success failures (e.g., after shmem_whiteout) by preinserting...

CVE-2025-68817 ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdtreeconnectput under concurrency Under high concurrency, A tree-connection object tcon is freed on a disconnect path while another path still holds a reference and later executes put/write on it...

CVE-2025-68817

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdtreeconnectput under concurrency Under high concurrency, A tree-connection object tcon is freed on a disconnect path while another path still holds a reference and later executes put/write on it...

CVE-2025-68817

CVE-2025-68817 affects the Linux kernel ksmbd component. A use-after-free on a tree-connection object (tcon) can occur under high concurrency when a disconnect path frees the tcon while another path still holds a reference and later calls *_put()/write. The issue is addressed by a kernel fix in k...

CVE-2025-68817 ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdtreeconnectput under concurrency Under high concurrency, A tree-connection object tcon is freed on a disconnect path while another path still holds a reference and later executes put/write on it...

CVE-2025-68778 btrfs: don't log conflicting inode if it's a dir moved in the current transaction

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't log conflicting inode if it's a dir moved in the current transaction We can't log a conflicting inode if it's a directory and it was moved from one parent directory to another parent directory in the current...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: A infinite loop has been fixed in insertextenttree. When incorrect extent information is received, and extentnode is looked up in the RB tree, it can lead to an infinite loop CONFIGF2FSCHECKFS=n. To avoid this issue, a NULL...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Memory leaks have been fixed when rejecting a non-SINGLE data profile without an RST. At the end of btrfsloadblockgroupzoneinfo, the first thing we do is to ensure that if the mapping type is not a SINGLE one and there is ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: Fixed error handling for num-channels/ees When there is no clock specified in the device tree, there is no way to ensure that BAM is enabled. This often occurs for remotely controlled or remotely powered...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not assert that we found a block group item when creating a free space tree. Currently, when building a free space tree using populatefreespacetree, if the block group tree feature is not enabled, we always expect to fi...

What Should We Learn From How Attackers Leveraged AI in 2025?

Old Playbook, New Scale:While defenders are chasing trends, attackers are optimizing the basics The security industry loves talking about "new" threats. AI-powered attacks. Quantum-resistant encryption. Zero-trust architectures. But looking around, it seems like the most effective attacks in 2025...

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 the possibility that tree-connected objects may be released prematurely under high concurrency, potentially...

git-lfs: Git LFS may write to arbitrary files via crafted symlinks

A flaw was found in Git LFS. Running git lfs checkout and git lfs pull in a specially crafted repository, specifically with symbolic or hard links tracked by Git LFS and pointing to files outside the working tree or in a bare repository, can cause Git LFS to write to arbitrary file system locatio...

git-lfs: Git LFS may write to arbitrary files via crafted symlinks

A flaw was found in Git LFS. Running git lfs checkout and git lfs pull in a specially crafted repository, specifically with symbolic or hard links tracked by Git LFS and pointing to files outside the working tree or in a bare repository, can cause Git LFS to write to arbitrary file system locatio...

git-lfs: Git LFS may write to arbitrary files via crafted symlinks

A flaw was found in Git LFS. Running git lfs checkout and git lfs pull in a specially crafted repository, specifically with symbolic or hard links tracked by Git LFS and pointing to files outside the working tree or in a bare repository, can cause Git LFS to write to arbitrary file system locatio...