This is not a bug in Ubuntu, this is an upstream issue that affects all
Linux on Z. Please escalate this bug to s390-tools upstream and/or
systemd upstream.
** Changed in: systemd (Ubuntu)
Status: New => Incomplete
** Changed in: s390-tools (Ubuntu)
Status: New => Incomplete
** Changed in: s390-tools (Ubuntu)
Assignee: (unassigned) => Dimitri John Ledkov (xnox)
** Changed in: systemd (Ubuntu)
Assignee: (unassigned) => Dimitri John Ledkov (xnox)
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https://bugs.launchpad.net/bugs/1558275
Title:
wrong/missing permissions for device file /dev/prandom (prng.ko)
Status in linux package in Ubuntu:
Invalid
Status in s390-tools package in Ubuntu:
Incomplete
Status in systemd package in Ubuntu:
Incomplete
Bug description:
The access rights for /dev/prandom are set to 0600. The prandom file
is created upon loading the prng module.
Expectation:
The access rights are set to 0644.
Details
=====
root@s83lp22:~# modinfo prng
filename: /lib/modules/4.4.0-13-generic/kernel/arch/s390/crypto/prng.ko
description: s390 PRNG interface
author: IBM Corporation
license: GPL
srcversion: B48774F4AEBAE6DB4983C98
alias: cpu:type:*:feature:*0003*
depends:
intree: Y
vermagic: 4.4.0-13-generic SMP mod_unload modversions
parm: mode:int
parm: prng_mode:PRNG mode: 0 - auto, 1 - TDES, 2 - SHA512
parm: chunksize:int
parm: prng_chunk_size:PRNG read chunk size in bytes
parm: reseed_limit:int
parm: prng_reseed_limit:PRNG reseed limit
Contact Information = christian.r...@de.ibm.com
---uname output---
Linux s83lp22 4.4.0-13-generic #29-Ubuntu SMP Fri Mar 11 19:30:41 UTC 2016
s390x s390x s390x GNU/Linux
Machine Type = Manufacturer: IBM Type: 2964 Model: 702 N96
---Steps to Reproduce---
1) modprobe prng
2) ls -l /dev/prandom
This is a s390x issue.
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