SUSE CVE-2026-45985

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set EXT4GETBLOCKSCONVERT when splitting before submitting I/O When allocating blocks during within-EOF DIO and writeback with dioreadnolock enabled, EXT4GETBLOCKSPREIO was set to split an existing large unwritten...

UBUNTU-CVE-2026-45985

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set EXT4GETBLOCKSCONVERT when splitting before submitting I/O When allocating blocks during within-EOF DIO and writeback with dioreadnolock enabled, EXT4GETBLOCKSPREIO was set to split an existing large unwritten...

CVE-2026-45985

CVE-2026-45985 affects the Linux kernel/ext4: during within-EOF direct I/O and writeback with dioread_nolock, unwritten extents could be converted incorrectly when splitting before submitting I/O, potentially exposing stale data. Root cause: EXT4_GET_BLOCKS_CONVERT was set during ext4_split_conve...

CVE-2026-45985 ext4: don't set EXT4_GET_BLOCKS_CONVERT when splitting before submitting I/O

In the Linux kernel, the following vulnerability has been resolved: ext4: don't set EXT4GETBLOCKSCONVERT when splitting before submitting I/O When allocating blocks during within-EOF DIO and writeback with dioreadnolock enabled, EXT4GETBLOCKSPREIO was set to split an existing large unwritten...

PT-2026-43852

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system when allocating blocks during within-EOF Direct I/O DIO and writeback with dioread nolock enabled. When splitting a large unwritten extent, the ex...

UBUNTU-CVE-2023-54121

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix incorrect splitting in btrfsdropextentmaprange In production we were seeing a variety of WARNON's in the extentmap code, specifically in btrfsdropextentmaprange when we have to call addextentmapping for our second spli...