CVE-2024-46781 nilfs2: fix missing cleanup on rollforward recovery error

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix missing cleanup on rollforward recovery error In an error injection test of a routine for mount-time recovery, KASAN found a use-after-free bug. It turned out that if data recovery was performed using partial logs...

CVE-2024-46781 nilfs2: fix missing cleanup on rollforward recovery error

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix missing cleanup on rollforward recovery error In an error injection test of a routine for mount-time recovery, KASAN found a use-after-free bug. It turned out that if data recovery was performed using partial logs...

CVE-2021-47433

A vulnerability was found in the btrfs file system's btrfsreplacefileextents function within the Linux kernel. This issue potentially leads to an abort logic failure, impacting the integrity and stability of file operations...

CVE-2021-47433

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix abort logic in btrfsreplacefileextents Error injection testing uncovered a case where we'd end up with a corrupt file system with a missing extent in the middle of a file. This occurs because the if statement to decide...

CVE-2021-47433 btrfs: fix abort logic in btrfs_replace_file_extents

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix abort logic in btrfsreplacefileextents Error injection testing uncovered a case where we'd end up with a corrupt file system with a missing extent in the middle of a file. This occurs because the if statement to decide...

CVE-2021-47433

CVE-2021-47433 concerns the Linux kernel’s btrfs subsystem, specifically a faulty abort logic in the function replace_file_extents that could corrupt a filesystem by leaving a missing extent in the middle of a file. The issue arises because the abortion condition was incorrect, causing aborts to ...

CVE-2024-26726

A vulnerability was found in the Linux kernel's btrfs file system, where the extentmap for a free space inode might be dropped incorrectly during a write error. This issue could compromise file system integrity by causing inconsistencies. Mitigation Mitigation for this issue is either not availab...

CVE-2024-26726

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't drop extentmap for free space inode on write error While running the CI for an unrelated change I hit the following panic with generic/648 on btrfsholesspacecache. assertion failed: blockstart != EXTENTMAPHOLE, in...

CVE-2024-26726 btrfs: don't drop extent_map for free space inode on write error

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't drop extentmap for free space inode on write error While running the CI for an unrelated change I hit the following panic with generic/648 on btrfsholesspacecache. assertion failed: blockstart != EXTENTMAPHOLE, in...

CVE-2024-26726 btrfs: don't drop extent_map for free space inode on write error

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't drop extentmap for free space inode on write error While running the CI for an unrelated change I hit the following panic with generic/648 on btrfsholesspacecache. assertion failed: blockstart != EXTENTMAPHOLE, in...

CVE-2024-26726

CVE-2024-26726 : In the Linux kernel, a Btrfs bug could panic when writing the free-space inode because the extent map was dropped on a write error and then looked up again, yielding EXTENT_MAP_HOLE on a second pass. The fix removes dropping the extent_map range for the failed free-space cache wr...

CVE-2024-26674

In the Linux kernel, the following vulnerability has been resolved: x86/lib: Revert to ASMEXTABLEUA for get,putuser fixups During memory error injection test on kernels = v6.4, the kernel panics like below. However, this issue couldn't be reproduced on kernels getusernocheck4+0x6/0x20 mce: Hardwa...

CVE-2024-26674 x86/lib: Revert to _ASM_EXTABLE_UA() for {get,put}_user() fixups

In the Linux kernel, the following vulnerability has been resolved: x86/lib: Revert to ASMEXTABLEUA for get,putuser fixups During memory error injection test on kernels = v6.4, the kernel panics like below. However, this issue couldn't be reproduced on kernels getusernocheck4+0x6/0x20 mce: Hardwa...

CVE-2024-26674

CVE-2024-26674 affects the Linux kernel x86/mm code, specifically a fixup path for get_user()/put_user(). In kernel builds >= 6.4 memory-error-injection can trigger a machine-check and panic due to a revert from _ASM_EXTABLE_UA() to a more generic fixup type. The issue arose when MCA handling ...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

DEBIAN-CVE-2021-47145

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...

CVE-2021-47145

CVE-2021-47145 affects the Linux kernel (btrfs) where a BUG_ON in link_to_fixup_dir can trigger a kernel panic during error paths in log recovery. The description shows a replay/recover flow (replay_one_buffer, btrfs_recover_log_trees, open_ctree) panicking with an invalid opcode in fs/btrfs/tree...

CVE-2021-47145 btrfs: do not BUG_ON in link_to_fixup_dir

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON in linktofixupdir While doing error injection testing I got the following panic kernel BUG at fs/btrfs/tree-log.c:1862! invalid opcode: 0000 1 SMP NOPTI CPU: 1 PID: 7836 Comm: mount Not tainted 5.13.0-rc1+ 305...