netdev - Re: [PATCH v2 net] net/ipv6: Revert remove expired routes with a separated list of routes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CANn89i+MV6eKwD774-_Rpfx2oeAj5umAxHoveLCpM+fiZi5xBw@mail.gmail.com>
Date: Tue, 19 Dec 2023 09:36:42 +0100
From: Eric Dumazet <edumazet@...gle.com>
To: David Ahern <dsahern@...nel.org>
Cc: netdev@...r.kernel.org, Kui-Feng Lee <thinker.li@...il.com>
Subject: Re: [PATCH v2 net] net/ipv6: Revert remove expired routes with a
 separated list of routes

On Tue, Dec 19, 2023 at 4:02 AM David Ahern <dsahern@...nel.org> wrote:
>
> This reverts commit 3dec89b14d37ee635e772636dad3f09f78f1ab87.
>
> The commit has some race conditions given how expires is managed on a
> fib6_info in relation to gc start, adding the entry to the gc list and
> setting the timer value leading to UAF. Revert the commit and try again
> in a later release.
>
> Fixes: 3dec89b14d37 ("net/ipv6: Remove expired routes with a separated list of routes")
> Cc: Kui-Feng Lee <thinker.li@...il.com>
> Signed-off-by: David Ahern <dsahern@...nel.org>

Reviewed-by: Eric Dumazet <edumazet@...gle.com>