Re: [PATCH v2] ucounts: fix counter leak in inc_rlimit_get_ucounts()

[Andrew Morton]

On Fri,  1 Nov 2024 19:19:40 +0000 Roman Gushchin <roman.gushchin@xxxxxxxxx> wrote:

> The inc_rlimit_get_ucounts() increments the specified rlimit counter and
> then checks its limit. If the value exceeds the limit, the function
> returns an error without decrementing the counter.

Please (always) provide a description of the userspace visible effects
of the flaw.

> Cc: <stable@xxxxxxxxxxxxxxx>

Especially when proposing this!