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SUSE:SLE-12-SP1:GA
giflib
giflib-CVE-2022-28506.patch
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File giflib-CVE-2022-28506.patch of Package giflib
--- giflib-5.0.5/util/gif2rgb.c 2024-07-23 08:33:42.771452333 +0200 +++ giflib-5.0.5/util/gif2rgb.c 2024-07-23 08:40:07.380834804 +0200 @@ -298,6 +298,11 @@ GifRow = ScreenBuffer[i]; GifQprintf("\b\b\b\b%-4d", ScreenHeight - i); for (j = 0, BufferP = Buffer; j < ScreenWidth; j++) { + /* Check if color is within color palete */ + if (GifRow[j] >= ColorMap->ColorCount) + { + GIF_EXIT(GifErrorString(D_GIF_ERR_IMAGE_DEFECT)); + } ColorMapEntry = &ColorMap->Colors[GifRow[j]]; *BufferP++ = ColorMapEntry->Red; *BufferP++ = ColorMapEntry->Green;
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