Suggested patch attached.
On Mon, Feb 9, 2026 at 1:57 PM Debian Bug Tracking System
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> 1127550: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1127550
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--- /usr/bin/debsums 2025-05-10 15:35:24.000000000 -0400
+++ ./debsums.patched 2026-02-09 11:47:03.578206160 -0500
@@ -68,9 +68,12 @@
-l, --list-missing list packages which don't have an md5sums file
-s, --silent only report errors
-m, --md5sums=FILE read list of deb checksums from FILE
+ these are ignored for installed dpkg verification
-x, --report-mismatches report errors and print the md5sums mismatch
-r, --root=DIR root directory to check (default /)
-d, --admindir=DIR dpkg admin directory (default /var/lib/dpkg)
+ -D, --dpkgdir=DIR set DPKG root dir directly
+ (default derived from (\$root/\$admindir))
-p, --deb-path=DIR[:DIR...] search path for debs
-g, --generate=[missing|all][,nocheck]
generate md5sums from deb contents
@@ -94,6 +97,7 @@
'm|md5sums=s' => \my $md5sums,
'r|root=s' => \my $root,
'd|admindir=s' => \my $admindir,
+ 'D|dpkgdir=s' => \my $DPKG,
'p|deb-path=s' => \my $debpath,
'generate=s' => \$gen_opt,
'locale-purge!' => \my $localepurge,
@@ -147,7 +151,7 @@
$root ||= '';
$admindir ||= '/var/lib/dpkg';
-my $DPKG = $root . $admindir;
+$DPKG ||= $root . $admindir;
my $is_path_pattern_opt = sub {
return shift =~ /^--path-(?:exclude|include)=/;
