[0/7] Fix various bugs found via a fuzzing campaign

Message ID	20220607042444.1798015-1-tytso@mit.edu
Headers	show Return-Path: <SRS0=sZH4=WO=vger.kernel.org=linux-ext4-owner@ozlabs.org> From: "Theodore Ts'o" <tytso@mit.edu> To: Ext4 Developers List <linux-ext4@vger.kernel.org> Cc: Nils Bars <nils.bars@rub.de>, =?utf-8?q?Moritz_Schl=C3=B6gel?= <moritz.schloegel@rub.de>, Nico Schiller <nico.schiller@rub.de>, "Theodore Ts'o" <tytso@mit.edu> Subject: [PATCH 0/7] Fix various bugs found via a fuzzing campaign Date: Tue, 7 Jun 2022 00:24:37 -0400 Message-Id: <20220607042444.1798015-1-tytso@mit.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	Fix various bugs found via a fuzzing campaign \| expand [0/7] Fix various bugs found via a fuzzing campaign [1/7] e2fsck: sanity check the journal inode number [2/7] e2fsck: fix potential out-of-bounds read in inc_ea_inode_refs() [3/7] libext2fs: add check for too-short directory blocks [4/7] e2fsck: check for xattr value size integer wraparound [5/7] e2fsck: avoid out-of-bounds write for very deep extent trees [6/7] libext2fs: check for cyclic loops in the extent tree [7/7] libext2fs: check for invalid blocks in ext2fs_punch_blocks()

Message ID

20220607042444.1798015-1-tytso@mit.edu

Headers

From: "Theodore Ts'o" <tytso@mit.edu>
To: Ext4 Developers List <linux-ext4@vger.kernel.org>
Cc: Nils Bars <nils.bars@rub.de>,
 =?utf-8?q?Moritz_Schl=C3=B6gel?= <moritz.schloegel@rub.de>,
 Nico Schiller <nico.schiller@rub.de>, "Theodore Ts'o" <tytso@mit.edu>
Subject: [PATCH 0/7] Fix various bugs found via a fuzzing campaign
Date: Tue,  7 Jun 2022 00:24:37 -0400
Message-Id: <20220607042444.1798015-1-tytso@mit.edu>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk

Series

Fix various bugs found via a fuzzing campaign | expand

Message

Theodore Ts'o June 7, 2022, 4:24 a.m. UTC

Theodore Ts'o (7):
  e2fsck: sanity check the journal inode number
  e2fsck: fix potential out-of-bounds read in inc_ea_inode_refs()
  libext2fs: add check for too-short directory blocks
  e2fsck: check for xattr value size integer wraparound
  e2fsck: avoid out-of-bounds write for very deep extent trees
  libext2fs: check for cyclic loops in the extent tree
  libext2fs: check for invalid blocks in ext2fs_punch_blocks()

 e2fsck/extents.c           | 10 +++++++++-
 e2fsck/journal.c           |  9 ++++++++-
 e2fsck/pass1.c             | 21 +++++++++++++--------
 lib/ext2fs/alloc_stats.c   |  3 ++-
 lib/ext2fs/dir_iterate.c   |  4 ++++
 lib/ext2fs/ext2_err.et.in  |  3 +++
 lib/ext2fs/ext2_ext_attr.h | 11 +++++++++++
 lib/ext2fs/extent.c        | 11 +++++++++--
 lib/ext2fs/punch.c         |  4 ++++
 9 files changed, 63 insertions(+), 13 deletions(-)