CVE-2023-54018
published 2025-12-24CVE-2023-54018: In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the return value…
PriorityP420
EPSS
0.18%
8.2th percentile
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the return value of alloc_ordered_workqueue as it may return
NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and
`hdmi_hpd.c`.
Patchwork: https://patchwork.freedesktop.org/patch/517211/
Affected
21 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.1.20-1 (bookworm) | linux 6.1.20-1 (bookworm) |
| linux | linux | — | — |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < b479485b24da1d572a0ce875537af31b02d2f915 | b479485b24da1d572a0ce875537af31b02d2f915 |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < 392f7eb3946ab3780b931af723033e19f82c9134 | 392f7eb3946ab3780b931af723033e19f82c9134 |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < fc34608fa275fe6b3b17e171b63b8ca3aa1cbf09 | fc34608fa275fe6b3b17e171b63b8ca3aa1cbf09 |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < 1bab31a0969ca4ac90907a5d3b44af104229eafd | 1bab31a0969ca4ac90907a5d3b44af104229eafd |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < 9a01ecc312e764ec4527ad49105a3ca799f1860c | 9a01ecc312e764ec4527ad49105a3ca799f1860c |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < e55f93d674314f2fb69eba0dc24acfdf72805611 | e55f93d674314f2fb69eba0dc24acfdf72805611 |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < ae5ca116a0c0ba9fc4123b1f1ec3c4f4d0d01b3f | ae5ca116a0c0ba9fc4123b1f1ec3c4f4d0d01b3f |
| linux | linux | >= c6a57a50ad562a2e6fc6ac3218b710caea73a58b < afe4cb96153a0d8003e4e4ebd91b5c543e10df84 | afe4cb96153a0d8003e4e4ebd91b5c543e10df84 |
| linux | linux_kernel | >= 0 < 5.10.178-1 | 5.10.178-1 |
| linux | linux_kernel | >= 0 < 6.1.20-1 | 6.1.20-1 |
| linux | linux_kernel | >= 0 < 6.1.20-1 | 6.1.20-1 |
| linux | linux_kernel | >= 0 < 6.1.20-1 | 6.1.20-1 |
| linux | linux_kernel | >= 4.15.0 < 4.19.276 | 4.19.276 |
| linux | linux_kernel | >= 4.20.0 < 5.4.235 | 5.4.235 |
| linux | linux_kernel | >= 4.3.0 < 4.14.308 | 4.14.308 |
| linux | linux_kernel | >= 5.11.0 < 5.15.99 | 5.15.99 |
| linux | linux_kernel | >= 5.16.0 < 6.1.16 | 6.1.16 |
| linux | linux_kernel | >= 5.5.0 < 5.10.173 | 5.10.173 |
| linux | linux_kernel | >= 6.2.0 < 6.2.3 | 6.2.3 |
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OSV
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
osv·2025-12-24
CVE-2023-54018 drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the return value of alloc_ordered_workqueue as it may return
NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and
`hdmi_hpd.c`.
Patchwork: https://patchwork.freedesktop.org/patch/517211/
OSV
CVE-2023-54018: In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the retu
osv·2025-12-24
CVE-2023-54018 CVE-2023-54018: In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the retu
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the return value of alloc_ordered_workqueue as it may return NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and `hdmi_hpd.c`. Patchwork: https://patchwork.freedesktop.org/patch/517211/
GHSA
GHSA-ghvq-vpw4-hmq7: In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the re
ghsa_unreviewed·2025-12-24
CVE-2023-54018 GHSA-ghvq-vpw4-hmq7: In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the re
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the return value of alloc_ordered_workqueue as it may return
NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and
`hdmi_hpd.c`.
Patchwork: https://patchwork.freedesktop.org/patch/517211/
Red Hat
kernel: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
vendor_redhat·2025-12-24
CVE-2023-54018 kernel: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
kernel: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the return value of alloc_ordered_workqueue as it may return
NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and
`hdmi_hpd.c`.
Patchwork: https://patchwork.freedesktop.org/patch/517211/
Package: kernel (Red Hat Enterprise Linux 10) - Not affected
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Not affected
Package: ker
Debian
CVE-2023-54018: linux - In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdm...
vendor_debian·2023
CVE-2023-54018 CVE-2023-54018: linux - In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdm...
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the return value of alloc_ordered_workqueue as it may return NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and `hdmi_hpd.c`. Patchwork: https://patchwork.freedesktop.org/patch/517211/
Scope: local
bookworm: resolved (fixed in 6.1.20-1)
bullseye: resolved (fixed in 5.10.178-1)
forky: resolved (fixed in 6.1.20-1)
sid: resolved (fixed in 6.1.20-1)
trixie: resolved (fixed in 6.1.20-1)
No detection rules found.
No public exploits indexed.
Wiz
CVE-2023-54018 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz
CVE-2023-54018 CVE-2023-54018 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2023-54018 :
Linux Kernel vulnerability analysis and mitigation
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
hdmi_hdcp.c
hdmi_hpd.c
Patchwork: https://patchwork.freedesktop.org/patch/517211/
Source : NVD
Published December 24, 2025
CNA Score N/A
Affected Technologies
Linux Kernel
Linux Debian
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 10.8
Exploitation Probability (EPSS) N/A
Affected packages and libraries
linux-raspi-5.4
kernel-default
Sources
NVD
Debian 11, 12, 13, 14 Has Fix Added at: Dec 26, 2025
Echo Has Fix Added at: Dec 26, 2025
Ubuntu 16.04 Severity MEDIUM No Fix Added at: De
Bugzilla
CVE-2023-54018 kernel: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
bugzilla·2025-12-24
CVE-2023-54018 CVE-2023-54018 kernel: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
CVE-2023-54018 kernel: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/hdmi: Add missing check for alloc_ordered_workqueue
Add check for the return value of alloc_ordered_workqueue as it may return
NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and
`hdmi_hpd.c`.
Patchwork: https://patchwork.freedesktop.org/patch/517211/
Discussion:
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025122432-CVE-2023-54018-0a10@gregkh/T
https://git.kernel.org/stable/c/1bab31a0969ca4ac90907a5d3b44af104229eafdhttps://git.kernel.org/stable/c/392f7eb3946ab3780b931af723033e19f82c9134https://git.kernel.org/stable/c/9a01ecc312e764ec4527ad49105a3ca799f1860chttps://git.kernel.org/stable/c/ae5ca116a0c0ba9fc4123b1f1ec3c4f4d0d01b3fhttps://git.kernel.org/stable/c/afe4cb96153a0d8003e4e4ebd91b5c543e10df84https://git.kernel.org/stable/c/b479485b24da1d572a0ce875537af31b02d2f915https://git.kernel.org/stable/c/e55f93d674314f2fb69eba0dc24acfdf72805611https://git.kernel.org/stable/c/fc34608fa275fe6b3b17e171b63b8ca3aa1cbf09
2025-12-24
Published