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fribidi.19593
fribidi-CVE-2019-18397.patch
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File fribidi-CVE-2019-18397.patch of Package fribidi.19593
From 034c6e9a1d296286305f4cfd1e0072b879f52568 Mon Sep 17 00:00:00 2001 From: Dov Grobgeld <dov.grobgeld@gmail.com> Date: Thu, 24 Oct 2019 09:37:29 +0300 Subject: [PATCH] Truncate isolate_level to FRIBIDI_BIDI_MAX_EXPLICIT_LEVEL --- lib/fribidi-bidi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/fribidi-bidi.c b/lib/fribidi-bidi.c index 6c84392..d384878 100644 --- a/lib/fribidi-bidi.c +++ b/lib/fribidi-bidi.c @@ -747,7 +747,9 @@ fribidi_get_par_embedding_levels_ex ( } RL_LEVEL (pp) = level; - RL_ISOLATE_LEVEL (pp) = isolate_level++; + RL_ISOLATE_LEVEL (pp) = isolate_level; + if (isolate_level < FRIBIDI_BIDI_MAX_EXPLICIT_LEVEL-1) + isolate_level++; base_level_per_iso_level[isolate_level] = new_level; if (!FRIBIDI_IS_NEUTRAL (override))
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