diff -r -u -p libvorbis-1.3.7/lib/block.c libvorbis-1.3.7p1/lib/block.c
--- libvorbis-1.3.7/lib/block.c	2020-07-03 18:22:20.000000000 +0200
+++ libvorbis-1.3.7p1/lib/block.c	2024-04-30 10:18:11.000000000 +0200
@@ -392,9 +392,9 @@ float **vorbis_analysis_buffer(vorbis_ds
   private_state *b=v->backend_state;
 
   /* free header, header1, header2 */
-  if(b->header)_ogg_free(b->header);b->header=NULL;
-  if(b->header1)_ogg_free(b->header1);b->header1=NULL;
-  if(b->header2)_ogg_free(b->header2);b->header2=NULL;
+  if(b->header) {_ogg_free(b->header);b->header=NULL;}
+  if(b->header1) {_ogg_free(b->header1);b->header1=NULL;}
+  if(b->header2) {_ogg_free(b->header2);b->header2=NULL;}
 
   /* Do we have enough storage space for the requested buffer? If not,
      expand the PCM (and envelope) storage */
diff -r -u -p libvorbis-1.3.7/lib/floor1.c libvorbis-1.3.7p1/lib/floor1.c
--- libvorbis-1.3.7/lib/floor1.c	2020-07-03 18:22:20.000000000 +0200
+++ libvorbis-1.3.7p1/lib/floor1.c	2025-06-26 14:34:51.061049148 +0200
@@ -489,6 +489,8 @@ static int fit_line(lsfit_acc *a,int fit
     bn++;
   }
 
+  (void)y2b;
+
   {
     double denom=(bn*x2b-xb*xb);
 
diff -r -u -p libvorbis-1.3.7/lib/lpc.c libvorbis-1.3.7p1/lib/lpc.c
--- libvorbis-1.3.7/lib/lpc.c	2020-07-03 18:22:20.000000000 +0200
+++ libvorbis-1.3.7p1/lib/lpc.c	2024-04-30 10:24:51.000000000 +0200
@@ -65,6 +65,7 @@ float vorbis_lpc_from_data(float *data,f
   int i,j;
 
   /* autocorrelation, p+1 lag coefficients */
+  aut[0] = 0.;
   j=m+1;
   while(j--){
     double d=0; /* double needed for accumulator depth */
diff -r -u -p libvorbis-1.3.7/lib/psy.c libvorbis-1.3.7p1/lib/psy.c
--- libvorbis-1.3.7/lib/psy.c	2020-07-03 18:22:20.000000000 +0200
+++ libvorbis-1.3.7p1/lib/psy.c	2024-04-30 10:27:21.000000000 +0200
@@ -709,6 +709,7 @@ void _vp_noisemask(vorbis_look_psy *p,
   bark_noise_hybridmp(n,p->bark,logmdct,logmask,
                       140.,-1);
 
+  work[0] = 0.;
   for(i=0;i<n;i++)work[i]=logmdct[i]-logmask[i];
 
   bark_noise_hybridmp(n,p->bark,work,logmask,0.,
Nur in libvorbis-1.3.7p1: patch1.
