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* gnu/packages/patches/mpg321-CVE-2019-14247.patch: New file. * gnu/local.mk (dist_patch_DATA): Register it. * gnu/packages/mp3.scm (mpg321)[source]: Apply it. Signed-off-by: Léo Le Bouter <lle-bout@zaclys.net> Signed-off-by: Leo Famulari <leo@famulari.name>
23 lines
1 KiB
Diff
23 lines
1 KiB
Diff
This patch was downloaded from https://sourceforge.net/p/mpg321/bugs/51/ and
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fixes CVE-2019-14247.
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Description: Handle illegal bitrate value
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Author: Chrysostomos Nanakos <cnanakos@debian.org>
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Bug-Debian: https://bugs.debian.org/870406
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Bug-Debian: https://bugs.debian.org/887057
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--- mpg321-0.3.2.orig/mad.c
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+++ mpg321-0.3.2/mad.c
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@@ -574,6 +574,12 @@ void scan(void const *ptr, ssize_t len,
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if (!is_vbr)
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{
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+ if (header.bitrate <= 0)
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+ {
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+ fprintf(stderr, "Illegal bit allocation value\n");
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+ return;
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+ }
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+
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double time = (len * 8.0) / (header.bitrate); /* time in seconds */
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double timefrac = (double)time - ((long)(time));
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long nsamples = 32 * MAD_NSBSAMPLES(&header); /* samples per frame */
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