Hi all, In v2 I corrected remarks from Pedro Falcato. Also I added 'Fixes' tag to track which exactly state of driver is fixed by this patchset.
This patchset fixes several code problems found by fuzzing Ext4Dxe like buffer and integer overflows, memory leaks, logic bugs and so on. REF: https://github.com/savvamitrofanov/edk2-platforms/tree/master Cc: Marvin Häuser <mhaeu...@posteo.de> Cc: Pedro Falcato <pedro.falc...@gmail.com> Cc: Vitaly Cheptsov <vit9...@protonmail.com> Savva Mitrofanov (11): Ext4Pkg: Fix memory leak in Ext4RetrieveDirent Ext4Pkg: Move EXT4_NAME_MAX definition to Ext4Disk.h Ext4Pkg: Fix global buffer overflow in Ext4ReadDir Ext4Pkg: Fix incorrect checksum metadata feature check Ext4Pkg: Fix division by zero by adding check for s_inodes_per_group Ext4Pkg: Add inode number validity check Ext4Pkg: Fix shift out of bounds in Ext4OpenSuperblock Ext4Pkg: Corrects integer overflow check logic in DiskUtil Ext4Pkg: Check that source file is directory in Ext4OpenInternal Ext4Pkg: Check VolumeName allocation correctness in Ext4GetVolumeName Ext4Pkg: Add missing exit Status in Ext4OpenDirent Features/Ext4Pkg/Ext4Pkg.dsc | 2 +- Features/Ext4Pkg/Ext4Dxe/Ext4Disk.h | 17 +++++-- Features/Ext4Pkg/Ext4Dxe/Ext4Dxe.h | 42 +++++++++++++++- Features/Ext4Pkg/Ext4Dxe/BlockGroup.c | 5 ++ Features/Ext4Pkg/Ext4Dxe/Directory.c | 51 ++++++++++++-------- Features/Ext4Pkg/Ext4Dxe/DiskUtil.c | 8 +-- Features/Ext4Pkg/Ext4Dxe/File.c | 23 ++++++--- Features/Ext4Pkg/Ext4Dxe/Inode.c | 2 +- Features/Ext4Pkg/Ext4Dxe/Superblock.c | 16 ++++-- 9 files changed, 125 insertions(+), 41 deletions(-) -- 2.38.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#97260): https://edk2.groups.io/g/devel/message/97260 Mute This Topic: https://groups.io/mt/95622327/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
