1 files changed, 28 insertions, 0 deletions
diff --git a/legacy/sox/CVE-2019-8357.patch b/legacy/sox/CVE-2019-8357.patch
new file mode 100644
index 000000000..ec2b04d30
--- /dev/null
+++ b/legacy/sox/CVE-2019-8357.patch
@@ -0,0 +1,28 @@
+From 2ce02fea7b350de9ddfbcf542ba4dd59a8ab255b Mon Sep 17 00:00:00 2001
+From: Mans Rullgard <mans@mansr.com>
+Date: Wed, 24 Apr 2019 15:08:51 +0100
+Subject: [PATCH] fix possible null pointer deref in lsx_make_lpf()
+ (CVE-2019-8357)
+
+If the buffer allocation fails, return NULL.
+---
+ src/effects_i_dsp.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/effects_i_dsp.c b/src/effects_i_dsp.c
+index e32dfa05..88b1b390 100644
+--- a/src/effects_i_dsp.c
++++ b/src/effects_i_dsp.c
+@@ -362,6 +362,9 @@ double * lsx_make_lpf(int num_taps, double Fc, double beta, double rho,
+   assert(Fc >= 0 && Fc <= 1);
+   lsx_debug("make_lpf(n=%i Fc=%.7g β=%g ρ=%g dc-norm=%i scale=%g)", num_taps, Fc, beta, rho, dc_norm, scale);
+ 
++  if (!h)
++    return NULL;
++
+   for (i = 0; i <= m / 2; ++i) {
+     double z = i - .5 * m, x = z * M_PI, y = z * mult1;
+     h[i] = x? sin(Fc * x) / x : Fc;
+-- 
+2.25.0
+