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* grub-core/loader/xnu_resume.c (grub_xnu_resume): Reject empty images.

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Vladimir Serbinenko 2013-10-28 14:25:22 +01:00
parent 526d3d25e2
commit 954f7bf5ec
2 changed files with 11 additions and 0 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2013-10-28 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/loader/xnu_resume.c (grub_xnu_resume): Reject empty images.
2013-10-28 Francesco Lavra <francescolavra.fl@gmail.com> 2013-10-28 Francesco Lavra <francescolavra.fl@gmail.com>
* grub-core/lib/fdt.c: Fix miscellaneous bugs. * grub-core/lib/fdt.c: Fix miscellaneous bugs.

7
grub-core/loader/xnu_resume.c
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@ -83,6 +83,13 @@ grub_xnu_resume (char *imagename)
"encrypted images aren't supported yet"); "encrypted images aren't supported yet");
} }
if (hibhead.image_size == 0)
{
grub_file_close (file);
return grub_error (GRUB_ERR_BAD_OS,
"hibernate image is empty");
}
codedest = hibhead.launchcode_target_page; codedest = hibhead.launchcode_target_page;
codedest *= GRUB_XNU_PAGESIZE; codedest *= GRUB_XNU_PAGESIZE;
codesize = hibhead.launchcode_numpages; codesize = hibhead.launchcode_numpages;