lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:   Thu, 28 Apr 2022 10:43:40 -0400
From:   "Theodore Ts'o" <>
To:, Lukas Czerner <>
Cc:     "Theodore Ts'o" <>, Nils Bars <>
Subject: Re: [PATCH] e2fsprogs: add sanity check to extent manipulation

On Thu, 21 Apr 2022 19:31:48 +0200, Lukas Czerner wrote:
> It is possible to have a corrupted extent tree in such a way that a leaf
> node contains zero extents in it. Currently if that happens and we try
> to traverse the tree we can end up accessing wrong data, or possibly
> even uninitialized memory. Make sure we don't do that.
> Additionally make sure that we have a sane number of bytes passed to
> memmove() in ext2fs_extent_delete().
> [...]

Applied, thanks!

[1/1] libext2fs: add sanity check to extent manipulation
      commit: ab51d587bb9b229b1fade1afd02e1574c1ba5c76

Best regards,
Theodore Ts'o <>

Powered by blists - more mailing lists