linux-kernel - Re: KASAN: null-ptr-deref in bpf_core_calc_relo

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: <CAADnVQ+9oy6L+oYWJsvy_yMri8vDL9jBQRhZ8nf0SEMm+mT4DA@mail.gmail.com>
Date: Wed, 21 Aug 2024 09:40:36 -0700
From: Alexei Starovoitov <alexei.starovoitov@...il.com>
To: Eduard Zingerman <eddyz87@...il.com>
Cc: Liu RuiTong <cnitlrt@...il.com>, stable <stable@...r.kernel.org>, 
	Linux Regressions <regressions@...ts.linux.dev>, bpf <bpf@...r.kernel.org>, 
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: KASAN: null-ptr-deref in bpf_core_calc_relo_insn

On Wed, Aug 21, 2024 at 9:34 AM Eduard Zingerman <eddyz87@...il.com> wrote:
>
> On Wed, 2024-08-21 at 04:46 -0700, Eduard Zingerman wrote:
>
> [...]
>
> > will post a fix to bpf mailing list shortly.
>
> Status update:
> apologies for the delay, the fix is trivial but I have some problems
> with test case not printing expected log on BPF CI, need some time to debug.
>
> Link to wip patch:
> https://github.com/eddyz87/bpf/tree/relo-core-bad-local-id

I would ship the fix (since it's trivial) and sort out selftest later.