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Vulnerability · Published Oct 7, 2025 · Assigned by Linux

CVE-2022-50535drm/amd/display: Fix potential null-deref in dm_resume

Medium 5.5

In plain English

A medium-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 94.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null-deref in dm_resume [Why] Fixing smatch error: dm_resume() error: we previously assumed 'aconnector->dc_link' could be null [How] Check if dc_link null at the beginning of the loop, so further checks can be dropped.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.20-1DEBIAN-CVE-2022-50535
Debian:13linux6.1.20-1DEBIAN-CVE-2022-50535
Debian:14linux6.1.20-1DEBIAN-CVE-2022-50535
Ubuntu:22.04:LTSlinux5.15.0-75.82UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-aws5.15.0-1038.43UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure5.15.0-1040.47UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1041.48.1UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-gcp5.15.0-1036.44UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-gke5.15.0-1036.41UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1022.27UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-ibm5.15.0-1032.35UBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1033.38UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-kvm5.15.0-1035.40UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-75.82UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1027.27UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1015.15UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-oracle5.15.0-1037.43UBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-raspi5.15.0-1032.35UBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50535
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50535
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50535

Affected products (as reported)

VendorProductVersions
Linux Linux e0082f71e5d2481ce59d49dbfd3677f5fdc85836 – before fd79b61af2782f8875c78f50cdb8630ec43e2990dd9b4b435a56a7a29c7d1ccc6479847354842255 – before d236103782de25736996a45bd36ac2a89bdc93c64b44cd5840577479ee6ed387371dd1d1252ca921 – before 9f73793b81637c60ccc83cc508645310b8ab7d806a03581ccffa571bfa1a9f3a097e1a4d7164fd2d – before bb9a5562beb982aa5ebb73c521c49596ff8b8030f4346fb3edf7720db3f7f5e1cab1f667cd024280 – before 8e365f1bd672cc9320a936f6ae6f8087aa40e9bcf4346fb3edf7720db3f7f5e1cab1f667cd024280 – before 00b655fa96b4e941351cc4bf5ca755a65ae94a8ef4346fb3edf7720db3f7f5e1cab1f667cd024280 – before 7a7175a2cd84b7874bebbf8e59f134557a34161b2983416458b2e09f7246e8e55df78ccf5968693b
Linux Linux 5.18

References