Messages in this thread | | | Date | Tue, 5 Feb 2019 10:23:52 -0600 | From | Zev Weiss <> | Subject | Re: [PATCH 0/2] sysctl: fix range-checking in do_proc_dointvec_minmax_conv() |
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Ping...any thoughts on these patches? (May have slipped through the cracks over people's holiday vacations I'd guess.)
Thanks, Zev
On Thu, Dec 27, 2018 at 05:12:28AM CST, Zev Weiss wrote: >Hello, > >After being left with an unusable system after a typo executing >something like 'echo $((1<<24)) > /proc/sys/vm/max_map_count', I found >that do_proc_dointvec_minmax_conv() was missing a check to ensure that >the converted value actually fits in an int. > >The first of the following patches enhances the sysctl selftest such >that it detects this problem; the second fixes it (wasn't entirely >sure if this would meet the criteria of something that should be sent >to -stable; input welcome). > > >Thanks, >Zev Weiss >
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