Bug 2278413 (CVE-2024-27054) - CVE-2024-27054 kernel: s390/dasd: fix double module refcount decrement
Summary: CVE-2024-27054 kernel: s390/dasd: fix double module refcount decrement
Keywords:
Status: NEW
Alias: CVE-2024-27054
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: 2278414
Blocks: 2278552
TreeView+ depends on / blocked
 
Reported: 2024-05-01 20:21 UTC by Zack Miele
Modified: 2024-10-01 20:23 UTC (History)
49 users (show)

Fixed In Version: kernel 5.15.153, kernel 6.1.83, kernel 6.6.23, kernel 6.7.11, kernel 6.8.2, kernel 6.9-rc1
Doc Type: If docs needed, set a value
Doc Text:
A vulnerability was found in the dasd_generic_set_online() function in the Linux Kernel's s390 dasd.c driver, where improper reference count handling on error paths can lead to the refcount value being decreased twice, resulting in an incorrect underflow. This issue can lead to system instability.
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Description Zack Miele 2024-05-01 20:21:04 UTC 
In the Linux kernel, the following vulnerability has been resolved:

s390/dasd: fix double module refcount decrement

The Linux kernel CVE team has assigned CVE-2024-27054 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024050115-CVE-2024-27054-b0ff@gregkh/T
Comment 1 Zack Miele 2024-05-01 20:21:37 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2278414]
Comment 2 Alex 2024-06-09 13:05:43 UTC 
The result of automatic check (that is developed by Alexander Larkin) for this CVE-2024-27054 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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