Bug 1205760 – VUL-0: CVE-2022-45886: kernel-source-rt,kernel-source,kernel-source-azure: UaF in drivers/media/dvb-core/dvb_net.c

Bug 1205760 - (CVE-2022-45886) VUL-0: CVE-2022-45886: kernel-source-rt,kernel-source,kernel-source-azure: UaF in drivers/media/dvb-core/dvb_net.c

(CVE-2022-45886)
Summary:	VUL-0: CVE-2022-45886: kernel-source-rt,kernel-source,kernel-source-azure: Ua...

Status:	NEW

Classification:	Novell Products
Product:	SUSE Security Incidents
Classification:	Novell Products
Component:	Incidents
Version:	unspecified
Hardware:	Other Other

Priority:	P3 - Medium Severity: Normal
Target Milestone:	---
Assigned To:	Takashi Iwai
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/348921/
Whiteboard:	CVSSv3.1:SUSE:CVE-2022-45886:4.1:(AV:...
Keywords:

Depends on:	CVE-2022-45885
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Reported:	2022-11-25 10:55 UTC by Hu
Modified:	2023-03-24 13:02 UTC (History)
CC List:	6 users (show)

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Found By:	Security Response Team
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Blocker:	---
Marketing QA Status:	---
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Description Hu 2022-11-25 10:55:31 UTC

CVE-2022-45886

An issue was discovered in the Linux kernel through 6.0.9.
drivers/media/dvb-core/dvb_net.c has a .disconnect versus dvb_device_open race
condition that leads to a use-after-free.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-45886
https://www.cve.org/CVERecord?id=CVE-2022-45886
https://lore.kernel.org/linux-media/20221115131822.6640-3-imv4bel@gmail.com/
https://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel@gmail.com/

Comment 2 Takashi Iwai 2022-11-25 11:33:45 UTC

Let's wait for the upstream review and acceptance.

Comment 5 Takashi Iwai 2023-02-01 12:34:28 UTC

I pinged the reporter for verifying with the latest tree in a few weeks ago, but no reply, so far.