CVE-2021-47403
Assigner: Linux
Published: 2024-05-21T15:03:57.344Z
State: PUBLISHED
descriptions: value: In the Linux kernel, the following vulnerability has been resolved:

ipack: ipoctal: fix module reference leak

A reference to the carrier module was taken on every open but was only
released once when the final reference to the tty struct was dropped.

Fix this by taking the module reference and initialising the tty driver
data when installing the tty.
affected: product: Linux
vendor: Linux
defaultStatus: unaffected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions: version: 82a82340bab6
lessThan: 31398849b84e
status: affected
versionType: git
version: 82a82340bab6
lessThan: c0adb5a947de
status: affected
versionType: git
version: 82a82340bab6
lessThan: dde4c1429b97
status: affected
versionType: git
version: 82a82340bab6
lessThan: 9c5b77a7ffc9
status: affected
versionType: git
version: 82a82340bab6
lessThan: 3253c87e1e5b
status: affected
versionType: git
version: 82a82340bab6
lessThan: 7cea84867847
status: affected
versionType: git
version: 82a82340bab6
lessThan: 811178f296b1
status: affected
versionType: git
version: 82a82340bab6
lessThan: bb8a4fcb2136
status: affected
versionType: git
product: Linux
vendor: Linux
defaultStatus: affected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions: version: 3.18
status: affected
version: 0
lessThan: 3.18
status: unaffected
versionType: custom
version: 4.4.286
lessThanOrEqual: 4.4.*
status: unaffected
versionType: custom
version: 4.9.285
lessThanOrEqual: 4.9.*
status: unaffected
versionType: custom
version: 4.14.249
lessThanOrEqual: 4.14.*
status: unaffected
versionType: custom
version: 4.19.209
lessThanOrEqual: 4.19.*
status: unaffected
versionType: custom
version: 5.4.151
lessThanOrEqual: 5.4.*
status: unaffected
versionType: custom
version: 5.10.71
lessThanOrEqual: 5.10.*
status: unaffected
versionType: custom
version: 5.14.10
lessThanOrEqual: 5.14.*
status: unaffected
versionType: custom
version: 5.15
lessThanOrEqual: *
status: unaffected
versionType: original_commit_for_fix
title: ipack: ipoctal: fix module reference leak
x_generator: engine: bippy-d175d3acf727