linux-kernel - Re: [PATCH] Fix race in efi variable delete code.

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]

Date:	Thu, 25 Jan 2007 14:34:56 -0600
From:	Matt Domsch <Matt_Domsch@...l.com>
To:	Prarit Bhargava <prarit@...hat.com>
Cc:	linux-kernel@...r.kernel.org, matthew.e.tolentino@...el.com,
	anil.s.keshavamurthy@...el.com
Subject: Re: [PATCH] Fix race in efi variable delete code.

On Mon, Jan 22, 2007 at 10:22:09AM -0500, Prarit Bhargava wrote:
> Fix race when deleting an EFI variable and issuing another EFI command on the
> same variable.  The removal of the variable from the efivars_list should be
> done in efivar_delete and not delayed until the kprobes release.
> 
> Signed-off-by: Prarit Bhargava <prarit@...hat.com>

But then we'll leave it dangling on the list at module unload time.
Let me rework this and send you something to try.

Thanks,
Matt

-- 
Matt Domsch
Software Architect
Dell Linux Solutions linux.dell.com & www.dell.com/linux
Linux on Dell mailing lists @ http://lists.us.dell.com
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/