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Vulnerability · Published Jun 20, 2024 · Assigned by Linux

CVE-2022-48749drm/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc

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 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 86.7% 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/msm/dpu: invalid parameter check in dpu_setup_dspp_pcc The function performs a check on the "ctx" input parameter, however, it is used before the check. Initialize the "base" variable after the sanity check to avoid a possible NULL pointer dereference. Addresses-Coverity-ID: 1493866 ("Null pointer dereference")

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.16.7-1DEBIAN-CVE-2022-48749
Debian:13linux5.16.7-1DEBIAN-CVE-2022-48749
Debian:14linux5.16.7-1DEBIAN-CVE-2022-48749
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-48749
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-48749

Affected products (as reported)

VendorProductVersions
Linux Linux 4259ff7ae509ed880b3a7bb685972c3a3bf4b74b – before 93a6e920d8ccb4df846c03b6e72f7e08843d294c4259ff7ae509ed880b3a7bb685972c3a3bf4b74b – before 8f069f6dde518dfebe86e848508c07e497bd92984259ff7ae509ed880b3a7bb685972c3a3bf4b74b – before 1ebc18836d5df09061657f8c548e594cbb5194764259ff7ae509ed880b3a7bb685972c3a3bf4b74b – before 170b22234d5495f5e0844246e23f004639ee89ba
Linux Linux 5.8

References