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From: Cong Wang <xiyou.wangcong@gmail.com>
To: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: Mingi Cho <mgcho.minic@gmail.com>,
	security@kernel.org, Jiri Pirko <jiri@resnulli.us>,
	Linux Kernel Network Developers <netdev@vger.kernel.org>
Subject: Re: Use-after-free in Linux tc subsystem (v6.15)
Date: Sun, 29 Jun 2025 14:08:15 -0700	[thread overview]
Message-ID: <aGGrP91mBRuN2y0h@pop-os.localdomain> (raw)
In-Reply-To: <CAM0EoMnv6YAUJVEFx2mGrP75G8wzRiN+Z=hSfRAz8ia0Fe4vBw@mail.gmail.com>

On Sat, Jun 28, 2025 at 05:26:59PM -0400, Jamal Hadi Salim wrote:
> On Thu, Jun 26, 2025 at 1:11 AM Mingi Cho <mgcho.minic@gmail.com> wrote:
> > Hello,
> >
> > I think the testcase I reported earlier actually contains two
> > different bugs. The first is returning SUCCESS with an empty TBF qdisc
> > in tbf_segment, and the second is returning SUCCESS with an empty QFQ
> > qdisc in qfq_enqueue.
> >
> 
> Please join the list where a more general solution is being discussed here:
> https://lore.kernel.org/netdev/aF847kk6H+kr5kIV@pop-os.localdomain/

I think that one is different, the one here is related to GSO, the above
linked one is not. Let me think about the GSO issue, since I already
looked into it before.

Thanks.

  reply	other threads:[~2025-06-29 21:08 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAE1YQVoTz5REkvZWzq_X5f31Sr6NzutVCxxmLfWtmVZkjiingA@mail.gmail.com>
     [not found] ` <CAM_iQpV8NpK_L2_697NccDPfb9SPYhQ7BT1Ssueh7nT-rRKJRA@mail.gmail.com>
     [not found]   ` <CAM_iQpXVaxTVALH9_Lki+O=1cMaVx4uQhcRvi4VcS2rEdYkj5Q@mail.gmail.com>
     [not found]     ` <CAM_iQpVi0V7DNQFiNWWMr+crM-1EFbnvWV5_L-aOkFsKaA3JBQ@mail.gmail.com>
     [not found]       ` <CAM0EoMm4D+q1eLzfKw3gKbQF43GzpBcDFY3w2k2OmtohJn=aJw@mail.gmail.com>
     [not found]         ` <CAM0EoMkFzD0gKfJM2-Dtgv6qQ8mjGRFmWF7+oe=qGgBEkVSimg@mail.gmail.com>
     [not found]           ` <CAE1YQVq=FmrGw56keHQ2gEGtrdg3H5Nf_OcPb8_Rn5NVQ4AoHg@mail.gmail.com>
2025-06-28 21:26             ` Use-after-free in Linux tc subsystem (v6.15) Jamal Hadi Salim
2025-06-29 21:08               ` Cong Wang [this message]
2025-06-30 11:06                 ` Jamal Hadi Salim
2025-06-30 11:52                   ` Victor Nogueira
2025-06-30 22:10                     ` Cong Wang
2025-06-30 18:50               ` Victor Nogueira

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