From: Jakub Kicinski <kuba@kernel.org>
To: Jamal Hadi Salim <jhs@mojatatu.com>
Cc: netdev@vger.kernel.org, jiri@resnulli.us,
xiyou.wangcong@gmail.com, davem@davemloft.net,
edumazet@google.com, petrm@mellanox.com, security@kernel.org
Subject: Re: [PATCH net 1/1] net: sched: fix ets qdisc OOB Indexing
Date: Fri, 10 Jan 2025 15:50:55 -0800 [thread overview]
Message-ID: <20250110155055.04ddaa2d@kernel.org> (raw)
In-Reply-To: <20250110153546.41344-1-jhs@mojatatu.com>
On Fri, 10 Jan 2025 10:35:46 -0500 Jamal Hadi Salim wrote:
> Haowei Yan <g1042620637@gmail.com> found that ets_class_from_arg() can
> index an Out-Of-Bound class in ets_class_from_arg() when passed clid of
> 0. The overflow may cause local privilege escalation.
ets_class_leaf() does not nul-check the result, which crashes
the kernel during selftests.
--
pw-bot: cr
next prev parent reply other threads:[~2025-01-10 23:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-10 15:35 [PATCH net 1/1] net: sched: fix ets qdisc OOB Indexing Jamal Hadi Salim
2025-01-10 15:48 ` Petr Machata
2025-01-10 16:24 ` Eric Dumazet
2025-01-10 23:50 ` Jakub Kicinski [this message]
2025-01-11 12:59 ` Jamal Hadi Salim
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250110155055.04ddaa2d@kernel.org \
--to=kuba@kernel.org \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=jhs@mojatatu.com \
--cc=jiri@resnulli.us \
--cc=netdev@vger.kernel.org \
--cc=petrm@mellanox.com \
--cc=security@kernel.org \
--cc=xiyou.wangcong@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.