* Re: Security Fix Backport: Intel RDMA driver
[not found] <MWHPR11MB00293EBF6DD3DAA4C836E382E9A1A@MWHPR11MB0029.namprd11.prod.outlook.com>
@ 2023-10-30 17:25 ` Greg KH
2023-10-31 1:21 ` Saleem, Shiraz
0 siblings, 1 reply; 2+ messages in thread
From: Greg KH @ 2023-10-30 17:25 UTC (permalink / raw)
To: Saleem, Shiraz
Cc: stable@vger.kernel.org, security@kernel.org, Ismail, Mustafa
On Mon, Oct 30, 2023 at 04:47:01PM +0000, Saleem, Shiraz wrote:
> Hi,
>
> There was a security bug fix recently made to the Intel RDMA driver (irdma) that has made to mainline.
>
> https://github.com/torvalds/linux/commit/bb6d73d9add68ad270888db327514384dfa44958
> subject: RDMA/irdma: Prevent zero-length STAG registration
> commit-id: bb6d73d9add68ad270888db327514384dfa44958
>
> This problem in theory is possible in i40iw as well. i40iw is replaced with irdma upstream since 5.14.
>
> However, i40iw is still part of LTS 4.14.x, 4.19.x, 5.4.x, and 5.10. Since it is a security fix, I am thinking its reasonable we backport it to i40iw too for these kernels. The patch would need some adjustments and I can do this if required.
If you feel it is needed, yes, please do the needed backport and submit
it here.
thanks,
greg k-h
^ permalink raw reply [flat|nested] 2+ messages in thread
* RE: Security Fix Backport: Intel RDMA driver
2023-10-30 17:25 ` Security Fix Backport: Intel RDMA driver Greg KH
@ 2023-10-31 1:21 ` Saleem, Shiraz
0 siblings, 0 replies; 2+ messages in thread
From: Saleem, Shiraz @ 2023-10-31 1:21 UTC (permalink / raw)
To: Greg KH; +Cc: stable@vger.kernel.org, security@kernel.org, Ismail, Mustafa
> Subject: Re: Security Fix Backport: Intel RDMA driver
>
> On Mon, Oct 30, 2023 at 04:47:01PM +0000, Saleem, Shiraz wrote:
> > Hi,
> >
> > There was a security bug fix recently made to the Intel RDMA driver (irdma) that
> has made to mainline.
> >
> > https://github.com/torvalds/linux/commit/bb6d73d9add68ad270888db327514
> > 384dfa44958
> > subject: RDMA/irdma: Prevent zero-length STAG registration
> > commit-id: bb6d73d9add68ad270888db327514384dfa44958
> >
> > This problem in theory is possible in i40iw as well. i40iw is replaced with irdma
> upstream since 5.14.
> >
> > However, i40iw is still part of LTS 4.14.x, 4.19.x, 5.4.x, and 5.10. Since it is a
> security fix, I am thinking its reasonable we backport it to i40iw too for these
> kernels. The patch would need some adjustments and I can do this if required.
>
> If you feel it is needed, yes, please do the needed backport and submit it here.
>
OK. Thanks!
^ permalink raw reply [flat|nested] 2+ messages in thread
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2023-10-30 17:25 ` Security Fix Backport: Intel RDMA driver Greg KH
2023-10-31 1:21 ` Saleem, Shiraz
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