Bug 2215840 (CVE-2023-35827) - CVE-2023-35827 kernel: ravb: race condition leading to use-after-free in ravb_remove()
Summary: CVE-2023-35827 kernel: ravb: race condition leading to use-after-free in ravb...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2023-35827
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 2215849
TreeView+ depends on / blocked
 
Reported: 2023-06-19 06:19 UTC by TEJ RATHI
Modified: 2023-07-18 22:49 UTC (History)
46 users (show)

Fixed In Version:
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Doc Text:
A race condition was found in the Linux kernel's Renesas Ethernet AVB driver when removing the module before cleanup in the ravb_remove function. This can result in a use-after-free issue, possibly leading to a system crash or other undefined behaviors.
Clone Of:
Environment:
Last Closed: 2023-06-19 21:25:54 UTC
Embargoed:

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Description TEJ RATHI 2023-06-19 06:19:01 UTC 
An issue was discovered in the Linux kernel through 6.3.8. A use-after-free was found in ravb_remove in drivers/net/ethernet/renesas/ravb_main.c.

https://www.spinics.net/lists/netdev/msg886947.html
https://lore.kernel.org/lkml/cca0b40b-d6f8-54c7-1e46-83cb62d0a2f1@huawei.com/T/
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