OpenSSL hash memory leak

[Joe Browning]

 *  EVP_DigestFinal_ex(mdctx, hash_data.md_value, &hash_data.md_len)*

*Missing reference there for value?*
*Joe*

On Mon, Feb 25, 2019, 09:31 Jakob Bohm via openssl-users <
openssl-users at openssl.org> wrote:

> On 25/02/2019 15:05, Hubert Kario wrote:
> > On Sunday, 24 February 2019 11:34:18 CET prithiraj das wrote:
> >> If it helps, sometimes I do get the following errors for the same and
> >> subsequent reboot:
> >>
> >> Alignment trap: sh (601) PC=0xb6e008f8 Instr=0x4589c0d7
> Address=0x000000d7
> >> FSR 0x801
> >> Alignment trap: login (584) PC=0xb6e6ab00 Instr=0xe5951000
> >> Address=0xd27cdc63 FSR 0x001
> >> Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
> > that doesn't look like openssl problem at all, openssl may trigger it,
> but
> > only because it's using the system to its fullest potential, not because
> there
> > are issues in openssl
> >
> > I'd suggest trying memtest86 and trying to capture full kernel
> stacktrace with
> > netconsole, in this order. But this mailing list is not a good place for
> > follow up on this.
>
> Just FYI.  "Alignment trap" is not usually a hardware issue.  It
> is virtually always a software error (specifically, accessing a
> 16, 32, 64, 80 or 128 bit value through an insufficiently aligned
> pointer).
>
> A stack trace is needed to determine if this is a kernel or user
> mode issue, and if so where.
>
> Of cause there is the remote possibility that a hardware error
> caused a pointer to have a value it shouldn't have according to
> the code.
>
> However unless the error is actually in OpenSSL code, there is
> little that this list can do to fix the problem.
>
> Given the specific text of the other error message, I hope you
> are not somehow running OpenSSL itself as process 1 (init), as
> that would be highly unusual.
>
>
> Enjoy
>
> Jakob
> --
> Jakob Bohm, CIO, Partner, WiseMo A/S.  https://www.wisemo.com
> Transformervej 29, 2860 Søborg, Denmark.  Direct +45 31 13 16 10
> This public discussion message is non-binding and may contain errors.
> WiseMo - Remote Service Management for PCs, Phones and Embedded
>
>
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