Bug 2177389 (CVE-2023-28328) - CVE-2023-28328 Kernel: A denial of service issue in az6027 driver in drivers/media/usb/dev-usb/az6027.c
Summary: CVE-2023-28328 Kernel: A denial of service issue in az6027 driver in drivers...
Keywords:
Status: NEW
Alias: CVE-2023-28328
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
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Depends On: 2177390 2177391
Blocks: 2158739
TreeView+ depends on / blocked
 
Reported: 2023-03-11 10:33 UTC by Rohit Keshri
Modified: 2023-07-07 08:30 UTC (History)
39 users (show)

Fixed In Version: kernel 6.2 RC1
Doc Type: If docs needed, set a value
Doc Text:
A NULL pointer dereference flaw was found in the az6027 driver in drivers/media/usb/dev-usb/az6027.c in the Linux Kernel. The message from user space is not checked properly before transferring into the device. This flaw allows a local user to crash the system or potentially cause a denial of service.
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Description Rohit Keshri 2023-03-11 10:33:07 UTC 
A null pointer dereference issue was found in the az6027 driver in drivers/media/usb/dev-usb/az6027.c in the Linux Kernel. The message from user space is not checked properly before transferring into the device. A local user could use this flaw to crash the system or potentially cause a denial of service.

Reference:
https://lore.kernel.org/linux-media/20221120065918.2160782-1-zhongbaisong@huawei.com/
https://lore.kernel.org/lkml/CAO4mrfcPHB5aQJO=mpqV+p8mPLNg-Fok0gw8gZ=zemAfMGTzMg@mail.gmail.com/
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