Re: [PATCH] jffs2: fix UAF problem

2020-07-15 Thread Richard Weinberger
On Mon, Jul 13, 2020 at 11:51 PM Joakim Tjernlund wrote: > Did you queue for stable too? > This bug has been there since day one for jffs2 It will. I just had no chance to re-create my setup after the infradead.org meltdown. :-) -- Thanks, //richard

Re: [PATCH] jffs2: fix UAF problem

2020-07-13 Thread Joakim Tjernlund
On Tue, 2020-07-07 at 18:30 +0200, Richard Weinberger wrote: > CAUTION: This email originated from outside of the organization. Do > not click links or open attachments unless you recognize the sender > and know the content is safe. > > > On Tue, Jul 7, 2020 at 4:08 PM Joakim Tjernlund > wrote:

Re: [PATCH] jffs2: fix UAF problem

2020-07-07 Thread Richard Weinberger
On Tue, Jul 7, 2020 at 4:08 PM Joakim Tjernlund wrote: > > Maintainer ping ? Whoops. Applied for fixes. -- Thanks, //richard

Re: [PATCH] jffs2: fix UAF problem

2020-07-07 Thread Joakim Tjernlund
Maintainer ping ? Jocke On Wed, 2020-06-24 at 18:59 +, Joakim Tjernlund wrote: > > Nice find, I just came across a deadlock wrt GC and rmdir, > hopefully this is he fix. > > This needs to go to stable too, sooner rather than later. > >  Jocke > > On Fri, 2020-06-19 at 17:06 +0800, Zhe

Re: [PATCH] jffs2: fix UAF problem

2020-06-24 Thread Joakim Tjernlund
Nice find, I just came across a deadlock wrt GC and rmdir, hopefully this is he fix. This needs to go to stable too, sooner rather than later. Jocke On Fri, 2020-06-19 at 17:06 +0800, Zhe Li wrote: > > The log of UAF problem is listed below. > BUG: KASAN: use-after-free in

Re: [PATCH] jffs2: fix UAF problem

2020-06-22 Thread Hou Tao
Reviewed-by: Hou Tao On 2020/6/19 17:06, Zhe Li wrote: > The log of UAF problem is listed below. > BUG: KASAN: use-after-free in jffs2_rmdir+0xa4/0x1cc [jffs2] at addr c1f165fc > Read of size 4 by task rm/8283 > = > BUG

[PATCH] jffs2: fix UAF problem

2020-06-19 Thread Zhe Li
The log of UAF problem is listed below. BUG: KASAN: use-after-free in jffs2_rmdir+0xa4/0x1cc [jffs2] at addr c1f165fc Read of size 4 by task rm/8283 = BUG kmalloc-32 (Tainted: PB O ): kasan: bad access detected