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  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:	Mon, 05 Jan 2015 10:07:51 +0200
From:	Kalle Valo <>
To:	Larry Finger <>
	Stable <>,
	Eric Biggers <>
Subject: Re: [PATCH V3 for 3.19]  rtlwifi: Fix error when accessing unmapped memory in skb

Larry Finger <> writes:

> These drivers use 9100-byte receive buffers, thus allocating an skb requires
> an O(3) memory allocation. Under heavy memory loads and fragmentation, such
> a request can fail. Previous versions of the driver have dropped the packet
> and reused the old buffer; however, the new version introduced a bug in that
> it released the old buffer before trying to allocate a new one. The previous
> method is implemented here. The skb is unmapped before any attempt is made to
> allocate another.
> Signed-off-by: Larry Finger <>
> Cc: Stable <>  [v3.18]
> Reported-by: Eric Biggers <>
> Cc: Eric Biggers <>

Thanks, applied to wireless-drivers.git.

Kalle Valo
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists