[Psrfits] CFITSIO bug

[Willem van Straten]

Hi everyone,

The latest version 3.430 of the CFITSIO library includes a bug fix that
addresses the ffmvec problem encountered last year.  It is available at

https://heasarc.gsfc.nasa.gov/fitsio/fitsio.html

Cheers,
Willem


On 28 September 2017 at 21:34, Willem van Straten <
vanstraten.willem at gmail.com> wrote:

> Hi all,
>
> There is a fairly major bug in the CFITSIO library that can lead to memory
> violation.
>
> In most cases, PSRCHIVE programs that use the library will complete
> without any sign of error; however, in some cases, the program will either
> fail with a misleading error message or enter an infinite loop during which
> the output PSRFITS file grows until the process is killed or the file
> system is filled.
>
> I'm surprised that the bug does not appear to result in data corruption
> more frequently, and that it was not noticed earlier.
>
> I've sent a patch to the HEASARC CFITSIO Help Desk.  This patch is also
> distributed with the latest version of PSRCHIVE and there are some notes on
> how to install it at
>
> http://psrchive.sourceforge.net/trouble/ffmvec
>
> Cheers,
> Willem
>
>
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