third_party/qcms/src/iccread.c - Issue 2796923002: [qcms] Only accept valid input ranges when reading VCGT formula

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Unified Diff: third_party/qcms/src/iccread.c

Issue 2796923002: [qcms] Only accept valid input ranges when reading VCGT formula (Closed)

Patch Set: Fix QCMS tab vs. spaces per usual. Created 3 years, 8 months ago

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Index: third_party/qcms/src/iccread.c

diff --git a/third_party/qcms/src/iccread.c b/third_party/qcms/src/iccread.c

index 124506597fc30776dc9a3a4c1db0fe90ad8bf4c0..7dfe995c26d1b6e556f2d292eb58e9b6a5389c91 100644

--- a/third_party/qcms/src/iccread.c

+++ b/third_party/qcms/src/iccread.c

@@ -479,6 +479,12 @@ static qcms_bool read_tag_vcgtType(qcms_profile *profile, struct mem_source *src

if (!src->valid)

goto invalid_vcgt_tag;

+ if (gamma <= 0)

+ goto invalid_vcgt_tag;

+ if (min <= 0 || min > 1.f)

+ goto invalid_vcgt_tag;

+ if (max <= 0 || max > 1.f || min > max)

+ goto invalid_vcgt_tag;

for (j = 0; j < profile->vcgt.length; ++j) {

*dest++ = 65535.f *

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