From: Sasha Levin <sashal@kernel.org>
To: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Takashi Iwai <tiwai@suse.de>,
syzbot+78d5b129a762182225aa@syzkaller.appspotmail.com,
perex@perex.cz, tiwai@suse.com, kl@kl.wtf,
peter.ujfalusi@linux.intel.com, xristos.thes@gmail.com,
linux-sound@vger.kernel.org,
Vegard Nossum <vegard.nossum@oracle.com>
Subject: Re: [PATCH AUTOSEL 5.15 13/13] ALSA: usb: Fix UBSAN warning in parse_audio_unit()
Date: Tue, 17 Dec 2024 14:15:43 -0500 [thread overview]
Message-ID: <Z2HN39E2yUoqtCGh@lappy> (raw)
In-Reply-To: <92eb4af2-8a38-4075-9353-21afe34d57d9@oracle.com>
On Tue, Dec 17, 2024 at 11:54:49AM +0530, Harshit Mogalapalli wrote:
>Hi Sasha,
>
>On 28/07/24 21:38, Sasha Levin wrote:
>>From: Takashi Iwai <tiwai@suse.de>
>>
>>[ Upstream commit 2f38cf730caedaeacdefb7ff35b0a3c1168117f9 ]
>>
>>A malformed USB descriptor may pass the lengthy mixer description with
>>a lot of channels, and this may overflow the 32bit integer shift
>>size, as caught by syzbot UBSAN test. Although this won't cause any
>>real trouble, it's better to address.
>>
>>This patch introduces a sanity check of the number of channels to bail
>>out the parsing when too many channels are found.
>>
>>Reported-by: syzbot+78d5b129a762182225aa@syzkaller.appspotmail.com
>>Closes: https://lore.kernel.org/0000000000000adac5061d3c7355@google.com
>>Link: https://patch.msgid.link/20240715123619.26612-1-tiwai@suse.de
>>Signed-off-by: Takashi Iwai <tiwai@suse.de>
>>Signed-off-by: Sasha Levin <sashal@kernel.org>
>
>FYI: This 13 patch series and similar AUTOSEL sets for other stable
>kernels didn't go into stable yet.
Huh, thanks for that.
I've tried to look at the history, and I'm quite confused about what's
happening. My scripts must have gone rogue at some point.
--
Thanks,
Sasha
prev parent reply other threads:[~2024-12-17 19:15 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-28 16:08 [PATCH AUTOSEL 5.15 01/13] PCI: Add ACS quirk for Broadcom BCM5760X NIC Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 02/13] PCI: Use preserve_config in place of pci_flags Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 03/13] usb: cdns3: Add quirk flag to enable suspend residency Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 04/13] usb: dwc2: gadget: Don't write invalid mapped sg entries into dma_desc with iommu enabled Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 05/13] usb: typec: ucsi: Fix null pointer dereference in trace Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 06/13] MIPS: Loongson64: DTS: Fix msi node for ls7a Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 07/13] MIPS: Loongson64: DTS: Fix PCIe port nodes " Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 08/13] PCI/AER: Disable AER service on suspend Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 09/13] ASoC: Intel: sof_sdw: fix jack detection on ADL-N variant RVP Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 10/13] PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0) Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 11/13] PCI: vmd: Create domain symlink before pci_bus_add_devices() Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 12/13] PCI: Add missing bridge lock to pci_bus_lock() Sasha Levin
2024-07-28 16:08 ` [PATCH AUTOSEL 5.15 13/13] ALSA: usb: Fix UBSAN warning in parse_audio_unit() Sasha Levin
2024-12-17 6:24 ` Harshit Mogalapalli
2024-12-17 19:15 ` Sasha Levin [this message]
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