* Re: [Bug 206761] New: escape codes in network interface names causes chaos
[not found] <bug-206761-100@https.bugzilla.kernel.org/>
@ 2020-03-05 16:05 ` Stephen Hemminger
0 siblings, 0 replies; only message in thread
From: Stephen Hemminger @ 2020-03-05 16:05 UTC (permalink / raw)
To: bugzilla-daemon, netdev
On Thu, 05 Mar 2020 10:42:39 +0000
bugzilla-daemon@bugzilla.kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=206761
>
> Bug ID: 206761
> Summary: escape codes in network interface names causes chaos
> Product: Networking
> Version: 2.5
> Kernel Version: 5.6
> Hardware: All
> OS: Linux
> Tree: Mainline
> Status: NEW
> Severity: normal
> Priority: P1
> Component: Other
> Assignee: stephen@networkplumber.org
> Reporter: george.shuklin@gmail.com
> Regression: No
>
> netlink permits creation of interfaces with escape codes. Suck names can trick
> root by drawing at random places in terminal.
>
>
> Minimal proof of concept:
>
>
> echo -e '\x1B[2J'|xargs -I I ip link add I type dummy
> ip l
>
>
> (rollback): echo -e '\x1B[2J'|xargs -I I ip link del I
>
My opinion is that this is not a problem that can be addressed without breaking kernel ABI.
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[not found] <bug-206761-100@https.bugzilla.kernel.org/>
2020-03-05 16:05 ` [Bug 206761] New: escape codes in network interface names causes chaos Stephen Hemminger
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