linux-kernel - Re: [PATCH] binder: fix UAF of alloc->vma in race with munmap()

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: <2023052048-sloping-credible-8871@gregkh>
Date:   Sat, 20 May 2023 10:54:15 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Carlos Llamas <cmllamas@...gle.com>
Cc:     Arve Hjønnevåg <arve@...roid.com>,
        Todd Kjos <tkjos@...roid.com>,
        Martijn Coenen <maco@...roid.com>,
        Joel Fernandes <joel@...lfernandes.org>,
        Christian Brauner <brauner@...nel.org>,
        Suren Baghdasaryan <surenb@...gle.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Michal Hocko <mhocko@...nel.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        Matthew Wilcox <willy@...radead.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, kernel-team@...roid.com,
        Jann Horn <jannh@...gle.com>, stable@...r.kernel.org,
        Minchan Kim <minchan@...nel.org>,
        Yang Shi <yang.shi@...ux.alibaba.com>,
        Liam Howlett <liam.howlett@...cle.com>,
        Todd Kjos <tkjos@...gle.com>
Subject: Re: [PATCH] binder: fix UAF of alloc->vma in race with munmap()

On Fri, May 19, 2023 at 07:59:49PM +0000, Carlos Llamas wrote:
> [ cmllamas: clean forward port from commit 015ac18be7de ("binder: fix
>   UAF of alloc->vma in race with munmap()") in 5.10 stable. It is needed
>   in mainline after the revert of commit a43cfc87caaf ("android: binder:
>   stop saving a pointer to the VMA") as pointed out by Liam. The commit
>   log and tags have been tweaked to reflect this. ]

I'm confused, is this for a stable release (and if so, which one), or is
this for Linus's tree?

thanks,

greg k-h