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authorA. Wilcox <awilcox@wilcox-tech.com>2020-03-22 10:34:42 +0000
committerA. Wilcox <awilcox@wilcox-tech.com>2020-03-22 10:34:42 +0000
commit7a8eb9c1a4a9c2f3e3a3228266bcba74ab298c23 (patch)
tree7cb10f6bfae6c18be3f8b837840bdc060505fe65 /user/sox/CVE-2019-8354.patch
parent8e8bfad331752ef7dc605c9f7c65e8271f96ddeb (diff)
parent988d22dd710713d46c13c0b08f045aa2ce4f69d9 (diff)
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Merge branch 'cves.2020.03.16' into 'master'
CVE patches for 2020.03.16 See merge request adelie/packages!411
Diffstat (limited to 'user/sox/CVE-2019-8354.patch')
-rw-r--r--user/sox/CVE-2019-8354.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/user/sox/CVE-2019-8354.patch b/user/sox/CVE-2019-8354.patch
new file mode 100644
index 000000000..1fa0e669f
--- /dev/null
+++ b/user/sox/CVE-2019-8354.patch
@@ -0,0 +1,28 @@
+From f70911261a84333b077c29908e1242f69d7439eb Mon Sep 17 00:00:00 2001
+From: Mans Rullgard <mans@mansr.com>
+Date: Wed, 24 Apr 2019 14:57:34 +0100
+Subject: [PATCH] fix possible buffer size overflow in lsx_make_lpf()
+ (CVE-2019-8354)
+
+The multiplication in the size argument malloc() might overflow,
+resulting in a small buffer being allocated. Use calloc() instead.
+---
+ src/effects_i_dsp.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/effects_i_dsp.c b/src/effects_i_dsp.c
+index a979b501..e32dfa05 100644
+--- a/src/effects_i_dsp.c
++++ b/src/effects_i_dsp.c
+@@ -357,7 +357,7 @@ double * lsx_make_lpf(int num_taps, double Fc, double beta, double rho,
+ double scale, sox_bool dc_norm)
+ {
+ int i, m = num_taps - 1;
+- double * h = malloc(num_taps * sizeof(*h)), sum = 0;
++ double * h = calloc(num_taps, sizeof(*h)), sum = 0;
+ double mult = scale / lsx_bessel_I_0(beta), mult1 = 1 / (.5 * m + 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);
+--
+2.25.0
+