CVE-2024-49932 btrfs: don't readahead the relocation inode on RST

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't readahead the relocation inode on RST On relocation we're doing readahead on the relocation inode, but if the filesystem is backed by a RAID stripe tree we can get ENOENT e.g. due to preallocated extents not being...

SUSE CVE-2024-47679

In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between eviceinodes and findinode&iput Hi, all Recently I noticed a bug1 in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode ie ino 261 with icount 1 is called by iput, and...

SUSE CVE-2024-47726

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to wait dio completion It should wait all existing dio write IOs before block removal, otherwise, previous direct write IO may overwrite data in the block which may be reused by other inode...

CLSA-2024-1729518811 Fix of 15 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-38632 - vfio/pci: fix potential memory leak in vfiointxenable CVE-url: https://ubuntu.com/security/CVE-2024-46840 - btrfs: clean up our handling of refs == 0 in snapshot delete CVE-url: https://ubuntu.com/security/CVE-2024-44954 - ALSA: line6: Fix rac...

CLSA-2024-1729518310 Fix of 15 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-38632 - vfio/pci: fix potential memory leak in vfiointxenable CVE-url: https://ubuntu.com/security/CVE-2024-46840 - btrfs: clean up our handling of refs == 0 in snapshot delete CVE-url: https://ubuntu.com/security/CVE-2024-44954 - ALSA: line6: Fix rac...

CVE-2024-47679

In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between eviceinodes and findinode Hi, all Recently I noticed a bug1 in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode ie ino 261 with icount 1 is called by iput, and there's...

UBUNTU-CVE-2024-47723

In the Linux kernel, the following vulnerability has been resolved: jfs: fix out-of-bounds in dbNextAG and diAlloc In dbNextAG , there is no check for the case where bmp-dbnumag is greater or same than MAXAG due to a polluted image, which causes an out-of-bounds. Therefore, a bounds check should ...

AZL-50788 CVE-2024-47690 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: f2fs: get rid of online repaire on corrupted directory syzbot reports a f2fs bug as below: kernel BUG at fs/f2fs/inode.c:896! RIP: 0010:f2fsevictinode+0x1598/0x15c0 fs/f2fs/inode.c:896 Call Trace: evict+0x532/0x950 fs/inode.c:704...

AZL-50900 CVE-2024-47679 affecting package kernel for versions less than 6.6.56.1-5

In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between eviceinodes and findinode&iput Hi, all Recently I noticed a bug1 in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode ie ino 261 with icount 1 is called by iput, and...

DEBIAN-CVE-2024-47679

In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between eviceinodes and findinode&iput Hi, all Recently I noticed a bug1 in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode ie ino 261 with icount 1 is called by iput, and...

AZL-50770 CVE-2024-47679 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between eviceinodes and findinode&iput Hi, all Recently I noticed a bug1 in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode ie ino 261 with icount 1 is called by iput, and...

UBUNTU-CVE-2024-47679

In the Linux kernel, the following vulnerability has been resolved: vfs: fix race between eviceinodes and findinode&iput Hi, all Recently I noticed a bug1 in btrfs, after digged it into and I believe it'a race in vfs. Let's assume there's a inode ie ino 261 with icount 1 is called by iput, and...

CVE-2024-47741 btrfs: fix race setting file private on concurrent lseek using same fd

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race setting file private on concurrent lseek using same fd When doing concurrent lseek2 system calls against the same file descriptor, using multiple threads belonging to the same process, we have a short time window...

CVE-2024-47741 btrfs: fix race setting file private on concurrent lseek using same fd

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race setting file private on concurrent lseek using same fd When doing concurrent lseek2 system calls against the same file descriptor, using multiple threads belonging to the same process, we have a short time window...

CVE-2024-47741

In CVE-2024-47741, the Linux kernel’s btrfs code had a race when multiple threads perform lseek (SEEK_DATA/SEEK_HOLE) on the same file descriptor. The bug stems from find_desired_extent() grabbing the file’s private_data while it may be NULL, allowing two threads to allocate separate file private...

CVE-2024-47741 btrfs: fix race setting file private on concurrent lseek using same fd

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race setting file private on concurrent lseek using same fd When doing concurrent lseek2 system calls against the same file descriptor, using multiple threads belonging to the same process, we have a short time window...

CVE-2024-47740 f2fs: Require FMODE_WRITE for atomic write ioctls

In the Linux kernel, the following vulnerability has been resolved: f2fs: Require FMODEWRITE for atomic write ioctls The F2FS ioctls for starting and committing atomic writes check for inodeownerorcapable, but this does not give LSMs like SELinux or Landlock an opportunity to deny the write acces...

CVE-2024-47740

The CVE-2024-47740 entry concerns the Linux kernel F2FS: atomic write ioctls (F2FS_IOC_START_ATOMIC_REPLACE, F2FS_IOC_COMMIT_ATOMIC_WRITE, F2FS_IOC_START_ATOMIC_WRITE, F2FS_IOC_ABORT_ATOMIC_WRITE). The root cause is that inode_owner_or_capable() can incorrectly grant write access to processes whe...

CVE-2024-47726

CVE-2024-47726 concerns the Linux kernel F2FS: the fix ensures awaiting all Dio write I/Os before block removal to prevent data overwrite when blocks are reused by inodes. Affected are older kernel builds; patched versions exist (e.g., Debian linux-6.1 with the fix, Astra Linux SE18 bulletin, CBL...

CVE-2024-47726 f2fs: fix to wait dio completion

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to wait dio completion It should wait all existing dio write IOs before block removal, otherwise, previous direct write IO may overwrite data in the block which may be reused by other inode...