CVE-2023-53763

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type 'le32923' aka 'unsigned int923' Ca...

UBUNTU-CVE-2023-53763

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type 'le32923' aka 'unsigned int923' Ca...

CVE-2023-53763 Revert "f2fs: fix to do sanity check on extent cache correctly"

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type 'le32923' aka 'unsigned int923' Ca...

CVE-2023-53763

CVE-2023-53763 relates to a Linux kernel issue in the F2FS file system where a UBSAN array-index-out-of-bounds occurs during inode/extent cache processing (fs/f2fs/f2fs.h:3275). The symptom traces to a do_read_inode path, with index 1409 out of range for an unsigned int[923] during inline status ...

CVE-2023-53763 Revert "f2fs: fix to do sanity check on extent cache correctly"

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type 'le32923' aka 'unsigned int923' Ca...

CVE-2023-53763

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type 'le32923' aka 'unsigned int923' Ca...

PT-2025-49493

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type ' le32923' aka 'unsigned int923'...

CVE-2023-53763: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: fix to do sanity check on extent cache correctly" syzbot reports a f2fs bug as below: UBSAN: array-index-out-of-bounds in fs/f2fs/f2fs.h:3275:19 index 1409 is out of range for type 'le32923' aka 'unsigned int923' Ca...

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 Linux kernel, which stems from an extent cache integrity check error that could lead to out-of-bounds access to arrays...

The vulnerability of the __set_extent_info() function in the fs/f2fs/extent_cache.c module of the F2FS file system support in Linux’s operating system allows a malicious actor to trigger a service failure.

The vulnerability of the setextentinfo function in the fs/f2fs/extentcache.c module of the F2FS file system support in Linux’s operating system is related to the assignment of pointers. Exploiting this vulnerability could allow an attacker to cause a service failure...

ocfs2: clear extent cache after moving/defragmenting extents

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CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

SUSE CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

UBUNTU-CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

EUVD-2025-201226

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

CVE-2025-40233 ocfs2: clear extent cache after moving/defragmenting extents

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

CVE-2025-40233

In CVE-2025-40233, the Linux kernel OCFS2 subsystem fixes a stale extent map cache that can occur during reflinked extent moves/defrag, triggering BUG_ON in ocfs2_refcount_cal_cow_clusters(). The issue arises when copy_file_range() creates a reflinked extent with OCFS2_EXT_REFCOUNTED, then FITRIM...

CVE-2025-40233

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...

CVE-2025-40233 ocfs2: clear extent cache after moving/defragmenting extents

In the Linux kernel, the following vulnerability has been resolved: ocfs2: clear extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON in...