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authorKostya Shishkov <kostya.shishkov@gmail.com>2022-10-13 18:21:33 +0200
committerKostya Shishkov <kostya.shishkov@gmail.com>2022-10-13 18:22:10 +0200
commit51772ce8af03dfc649c6f66aed3b3952d3b6652f (patch)
tree5bc59267cf78dab3f2b9d4f76b33927a875e6fd8
parentf7686373872ed8a9378dbde734d6f6220ed64aef (diff)
downloadnihav-51772ce8af03dfc649c6f66aed3b3952d3b6652f.tar.gz
indeo5: fix band size check
-rw-r--r--nihav-indeo/src/codecs/indeo5.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/nihav-indeo/src/codecs/indeo5.rs b/nihav-indeo/src/codecs/indeo5.rs
index ec23981..0c6d65e 100644
--- a/nihav-indeo/src/codecs/indeo5.rs
+++ b/nihav-indeo/src/codecs/indeo5.rs
@@ -180,10 +180,11 @@ impl IndeoXParser for Indeo5Parser {
let data_size: usize;
if (band_flags & 0x80) != 0 {
data_size = br.read(24)? as usize;
+ validate!(data_size >= 4);
} else {
data_size = 0;
}
- validate!(data_size <= ((br.left() / 8) as usize));
+ validate!(data_size <= ((br.left() / 8) as usize) + 4);
let num_corr: usize;
let mut corr_map: [u8; CORR_MAP_SIZE] = [0; CORR_MAP_SIZE];