SUSE CVE-2023-54068

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to call f2fswaitonpagewriteback in f2fswriterawpages BUGON will be triggered when writing files concurrently, because the same page is writtenback multiple times. 1597 void folioendwritebackstruct folio folio...

SUSE CVE-2023-54124

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all dirty pages during umount if cperror is set xfstest generic/361 reports a bug as below: f2fsbugonsbi, sbi-fsyncnodenum; kernel BUG at fs/f2fs/super.c:1627! RIP: 0010:f2fsputsuper+0x3a8/0x3b0 Call Trace:...

EUVD-2023-60294

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix system crash due to lack of free space in LFS When f2fs tries to checkpoint during foreground gc in LFS mode, system crash occurs due to lack of free space if the amount of dirty node and dentry pages generated by data...

EUVD-2023-60321

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all dirty pages during umount if cperror is set xfstest generic/361 reports a bug as below: f2fsbugonsbi, sbi-fsyncnodenum; kernel BUG at fs/f2fs/super.c:1627! RIP: 0010:f2fsputsuper+0x3a8/0x3b0 Call Trace:...

EUVD-2023-60258

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to call f2fswaitonpagewriteback in f2fswriterawpages BUGON will be triggered when writing files concurrently, because the same page is writtenback multiple times. 1597 void folioendwritebackstruct folio folio...

EUVD-2022-55808

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on summary info As Wenqing Liu reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=216456 BUG: KASAN: use-after-free in recoverdata+0x63ae/0x6ae0 f2fs Read of size 4 at addr...

CVE-2023-54124

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all dirty pages during umount if cperror is set xfstest generic/361 reports a bug as below: f2fsbugonsbi, sbi-fsyncnodenum; kernel BUG at fs/f2fs/super.c:1627! RIP: 0010:f2fsputsuper+0x3a8/0x3b0 Call Trace:...

CVE-2023-54068

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to call f2fswaitonpagewriteback in f2fswriterawpages BUGON will be triggered when writing files concurrently, because the same page is writtenback multiple times. 1597 void folioendwritebackstruct folio folio...

CVE-2023-54124

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all dirty pages during umount if cperror is set xfstest generic/361 reports a bug as below: f2fsbugonsbi, sbi-fsyncnodenum; kernel BUG at fs/f2fs/super.c:1627! RIP: 0010:f2fsputsuper+0x3a8/0x3b0 Call Trace:...

CVE-2023-54068

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to call f2fswaitonpagewriteback in f2fswriterawpages BUGON will be triggered when writing files concurrently, because the same page is writtenback multiple times. 1597 void folioendwritebackstruct folio folio...

CVE-2023-54151

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix system crash due to lack of free space in LFS When f2fs tries to checkpoint during foreground gc in LFS mode, system crash occurs due to lack of free space if the amount of dirty node and dentry pages generated by data...

UBUNTU-CVE-2023-54151

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix system crash due to lack of free space in LFS When f2fs tries to checkpoint during foreground gc in LFS mode, system crash occurs due to lack of free space if the amount of dirty node and dentry pages generated by data...

UBUNTU-CVE-2023-54068

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to call f2fswaitonpagewriteback in f2fswriterawpages BUGON will be triggered when writing files concurrently, because the same page is writtenback multiple times. 1597 void folioendwritebackstruct folio folio...

CVE-2023-54151 f2fs: Fix system crash due to lack of free space in LFS

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix system crash due to lack of free space in LFS When f2fs tries to checkpoint during foreground gc in LFS mode, system crash occurs due to lack of free space if the amount of dirty node and dentry pages generated by data...

CVE-2023-54151 f2fs: Fix system crash due to lack of free space in LFS

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fix system crash due to lack of free space in LFS When f2fs tries to checkpoint during foreground gc in LFS mode, system crash occurs due to lack of free space if the amount of dirty node and dentry pages generated by data...

CVE-2023-54151

Summary of CVE-2023-54151 (Linux kernel, f2fs) The vulnerability arises when the filesystem driver for f2fs allows a checkpoint during foreground GC in LFS mode to proceed even if the free space is exhausted by dirty node/dentry pages from data migration, potentially triggering a system crash. Th...

CVE-2023-54124 f2fs: fix to drop all dirty pages during umount() if cp_error is set

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all dirty pages during umount if cperror is set xfstest generic/361 reports a bug as below: f2fsbugonsbi, sbi-fsyncnodenum; kernel BUG at fs/f2fs/super.c:1627! RIP: 0010:f2fsputsuper+0x3a8/0x3b0 Call Trace:...

CVE-2023-54124

CVE-2023-54124 relates to the Linux kernel and the f2fs filesystem. When cp_error is set during umount, f2fs_wait_on_all_pages() could wait for F2FS_WB_CP_DATA pages to become writebacked and stall, leaving fsync_node_num non-zero and triggering a kernel BUG in fs/f2fs/super.c. The official fix d...

CVE-2023-54068 f2fs: compress: fix to call f2fs_wait_on_page_writeback() in f2fs_write_raw_pages()

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: fix to call f2fswaitonpagewriteback in f2fswriterawpages BUGON will be triggered when writing files concurrently, because the same page is writtenback multiple times. 1597 void folioendwritebackstruct folio folio...

CVE-2023-54068

Consolidated details from connected docs show CVE-2023-54068 affects the Linux kernel’s f2fs compress path. The bug arises in f2fs_write_raw_pages() where pages may enter writeback multiple times, triggering a BUG_ON at mm/filemap.c:1619. The fix implemented calls f2fs_wait_on_page_writeback() be...