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-rw-r--r--gnu/services/base.scm10
1 files changed, 6 insertions, 4 deletions
diff --git a/gnu/services/base.scm b/gnu/services/base.scm
index a45f219643..b8e4741739 100644
--- a/gnu/services/base.scm
+++ b/gnu/services/base.scm
@@ -460,10 +460,12 @@ stopped before 'kill' is called."
(let ((buf (make-bytevector 512)))
(call-with-input-file "/dev/urandom"
(lambda (urandom)
- (get-bytevector-n! urandom buf 0 512)
- (call-with-output-file #$%random-seed-file
- (lambda (seed)
- (put-bytevector seed buf)))
+ (let ((previous-umask (umask #o077)))
+ (get-bytevector-n! urandom buf 0 512)
+ (call-with-output-file #$%random-seed-file
+ (lambda (seed)
+ (put-bytevector seed buf)))
+ (umask previous-umask))
#t)))))
(modules `((rnrs bytevectors)
(rnrs io ports)