bc4110b073
A flaw was found in LibRaw. A heap-buffer-overflow in raw2image_ex() caused by a maliciously crafted file may lead to an application crash. Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com> Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
25 lines
962 B
Diff
25 lines
962 B
Diff
From 477e0719ffc07190c89b4f3d12d51b1292e75828 Mon Sep 17 00:00:00 2001
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From: Alex Tutubalin <lexa@lexa.ru>
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Date: Sat, 14 Jan 2023 18:32:59 +0300
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Subject: [PATCH] do not set shrink flag for 3/4 component images
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Upstream: https://github.com/LibRaw/LibRaw/commit/477e0719ffc07190c89b4f3d12d51b1292e75828
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---
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src/preprocessing/raw2image.cpp | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/src/preprocessing/raw2image.cpp b/src/preprocessing/raw2image.cpp
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index e65e2ad7..702cf290 100644
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--- a/src/preprocessing/raw2image.cpp
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+++ b/src/preprocessing/raw2image.cpp
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@@ -43,6 +43,8 @@ void LibRaw::raw2image_start()
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// adjust for half mode!
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IO.shrink =
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+ !imgdata.rawdata.color4_image && !imgdata.rawdata.color3_image &&
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+ !imgdata.rawdata.float4_image && !imgdata.rawdata.float3_image &&
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P1.filters &&
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(O.half_size || ((O.threshold || O.aber[0] != 1 || O.aber[2] != 1)));
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