Bug 2184578 (CVE-2023-1855) - CVE-2023-1855 kernel: use-after-free bug in remove function xgene_hwmon_remove
Summary: CVE-2023-1855 kernel: use-after-free bug in remove function xgene_hwmon_remove
Keywords:
Status: NEW
Alias: CVE-2023-1855
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
: 2179795 (view as bug list)
Depends On: 2184581 2184582 2184583 2184584
Blocks: 2181299
TreeView+ depends on / blocked
 
Reported: 2023-04-05 05:43 UTC by Rohit Keshri
Modified: 2023-07-07 08:32 UTC (History)
46 users (show)

Fixed In Version: Kernel 6.3 RC3
Doc Type: ---
Doc Text:
A use-after-free flaw was found in xgene_hwmon_remove in drivers/hwmon/xgene-hwmon.c in the Hardware Monitoring Linux Kernel driver (xgene-hwmon). This flaw could allow a local attacker to crash the system due to a race problem, possibly leading to a kernel information leak.
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description Rohit Keshri 2023-04-05 05:43:32 UTC 
A use-after-free flaw was found in xgene_hwmon_remove in drivers/hwmon/xgene-hwmon.c in the Hardware Monitoring Linux Kernel Driver (xgene-hwmon). This flaw could allow a local attacker to crash the system due to a race problem. This vulnerability could even lead to a kernel information leak problem.

Reference:
https://lore.kernel.org/all/20230318122758.2140868-1-linux@roeck-us.net/
Comment 7 zhuoraoyang 2023-04-11 07:26:24 UTC 
Credit Information:

Zheng Wang(@xmzyshypnc), Zhuorao Yang(@A1ex), Yang Hu(@BlueSheep) and Zong Cao(@P1umer)
Comment 8 hackerzheng666 2023-05-19 03:42:05 UTC 
*** Bug 2179795 has been marked as a duplicate of this bug. ***
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