Bug 2282392 (CVE-2021-47358) - CVE-2021-47358 kernel: staging: greybus: uart: fix tty use after free
Summary: CVE-2021-47358 kernel: staging: greybus: uart: fix tty use after free
Keywords:
Status: NEW
Alias: CVE-2021-47358
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 2282498
TreeView+ depends on / blocked
 
Reported: 2024-05-22 10:51 UTC by ybuenos
Modified: 2024-08-30 15:46 UTC (History)
49 users (show)

Fixed In Version: kernel 4.9.285, kernel 4.14.249, kernel 4.19.209, kernel 5.4.150, kernel 5.10.70, kernel 5.14.9, kernel 5.15
Doc Type: If docs needed, set a value
Doc Text:
A use-after-free flaw was in the Linux kernel’s Greybus UART driver when a user held a tty open. This flaw allows a local user to crash the system.
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description ybuenos 2024-05-22 10:51:21 UTC 
In the Linux kernel, the following vulnerability has been resolved:

staging: greybus: uart: fix tty use after free

The Linux kernel CVE team has assigned CVE-2021-47358 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024052151-CVE-2021-47358-3a8d@gregkh/T
Comment 1 Alex 2024-06-09 14:28:26 UTC 
The result of automatic check (that is developed by Alexander Larkin) for this CVE-2021-47358 is: 	SKIP	No affected files built, so skip this CVE	NO			-	-	unknown	 (where first YES/NO value means if related sources built).
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