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[libpng16] Stop memory leak when returning from png_handle_eXIf() with an error

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(Bug report from the OSS-fuzz project).
This commit is contained in:
Glenn Randers-Pehrson
2017-08-01 21:42:16 -05:00
parent cb628b2e4e
commit 71a56180e5
6 changed files with 50 additions and 21 deletions
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6
pngset.c
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@@ -146,7 +146,11 @@ png_set_eXIf_1(png_const_structrp png_ptr, png_inforp info_ptr,
if (png_ptr == NULL || info_ptr == NULL)
return;
png_free_data(png_ptr, info_ptr, PNG_FREE_EXIF, 0);
if (info_ptr->exif)
{
png_free(png_ptr, info_ptr->exif);
info_ptr->exif = NULL;
}
info_ptr->num_exif = num_exif;