diff --git a/src/cmd/go/internal/work/security.go b/src/cmd/go/internal/work/security.go
index c3d62ddc23..3b3eba536c 100644
--- a/src/cmd/go/internal/work/security.go
+++ b/src/cmd/go/internal/work/security.go
@@ -90,6 +90,7 @@ var validCompilerFlags = []*lazyregexp.Regexp{
 	re(`-f(no-)?use-linker-plugin`), // safe if -B is not used; we don't permit -B
 	re(`-f(no-)?visibility-inlines-hidden`),
 	re(`-fsanitize=(.+)`),
+	re(`-fsanitize-undefined-strip-path-components=(-)?[0-9]+`),
 	re(`-ftemplate-depth-(.+)`),
 	re(`-ftls-model=(global-dynamic|local-dynamic|initial-exec|local-exec)`),
 	re(`-fvisibility=(.+)`),
diff --git a/src/cmd/go/testdata/script/cgo_suspect_flag_force_external.txt b/src/cmd/go/testdata/script/cgo_suspect_flag_force_external.txt
index 6dc30bedb9..b4b2d14b11 100644
--- a/src/cmd/go/testdata/script/cgo_suspect_flag_force_external.txt
+++ b/src/cmd/go/testdata/script/cgo_suspect_flag_force_external.txt
@@ -56,6 +56,14 @@ env CGO_CFLAGS=-fprofile-instr-generate
 go build -x -n -o dummy.exe ./usesInternalCgo
 stderr preferlinkext
 
+# Trimming file information for the UndefinedBehaviorSanitizer is permitted for internal linking.
+env CGO_CFLAGS=-fsanitize-undefined-strip-path-components=-1
+go build -x -n -o dummy.exe ./usesInternalCgo
+! stderr preferlinkext
+env CGO_CFLAGS=-fsanitize-undefined-strip-path-components=2
+go build -x -n -o dummy.exe ./usesInternalCgo
+! stderr preferlinkext
+
 # The -fdebug-prefix-map=path is permitted for internal linking.
 env CGO_CFLAGS=-fdebug-prefix-map=/some/sandbox/execroot/workspace=/tmp/new
 go build -x -n -o dummy.exe ./usesInternalCgo