CVE-2023-53786

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Source
https://cve.org/CVERecord?id=CVE-2023-53786
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53786.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-53786
Downstream
Related
Published
2025-12-09T00:00:41.426Z
Modified
2026-03-12T03:28:43.423242Z
Summary
dm flakey: fix a crash with invalid table line
Details

In the Linux kernel, the following vulnerability has been resolved:

dm flakey: fix a crash with invalid table line

This command will crash with NULL pointer dereference: dmsetup create flakey --table \ "0 blockdev --getsize /dev/ram0 flakey /dev/ram0 0 0 1 2 corruptbiobyte 512"

Fix the crash by checking if arg_name is non-NULL before comparing it.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53786.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
a3998799fb4df0b0af8271a7d50c4269032397aa
Fixed
f95cb1526669ccdf7eb12eefd57a893953e3595f
Fixed
12849ed107c0b2869fb775c81208050899006f07
Fixed
337b7af273562b73c46ef77a724604ad139ca762
Fixed
a1e3fffe02e05c05357af91364ac0fc1ed425b5b
Fixed
f76fcb9d43ec014ac4a1bb983768696d5b032df9
Fixed
cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc
Fixed
83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0
Fixed
8258d84a7917aeece773716518deadb7ad776cb7
Fixed
98dba02d9a93eec11bffbb93c7c51624290702d2

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53786.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
3.1.0
Fixed
4.14.315
Type
ECOSYSTEM
Events
Introduced
4.15.0
Fixed
4.19.283
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.243
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.180
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.111
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.28
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.2.15
Type
ECOSYSTEM
Events
Introduced
6.3.0
Fixed
6.3.2

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53786.json"