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Vulnerability · Published Jun 20, 2024 · Assigned by Linux

CVE-2022-48756drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable

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 11% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 88.7% 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/dsi: invalid parameter check in msm_dsi_phy_enable The function performs a check on the "phy" input parameter, however, it is used before the check. Initialize the "dev" variable after the sanity check to avoid a possible NULL pointer dereference. Addresses-Coverity-ID: 1493860 ("Null pointer dereference")

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.16.7-1DEBIAN-CVE-2022-48756
Debian:13linux5.16.7-1DEBIAN-CVE-2022-48756
Debian:14linux5.16.7-1DEBIAN-CVE-2022-48756
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-48756
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-48756
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-48756

Affected products (as reported)

VendorProductVersions
Linux Linux 5c8290284402bf7d2c12269402b3177b899c78b7 – before 6d9f8ba28f3747ca0f910a363e46f1114856dbbe5c8290284402bf7d2c12269402b3177b899c78b7 – before ca63eeb70fcb53c42e1fe54e1735a54d8e7759fd5c8290284402bf7d2c12269402b3177b899c78b7 – before 581317b1f001b7509041544d7019b75571daa1005c8290284402bf7d2c12269402b3177b899c78b7 – before 79c0b5287ded74f4eacde4dfd8aa0a76cbd853b55c8290284402bf7d2c12269402b3177b899c78b7 – before 56480fb10b976581a363fd168dc2e4fbee87a1a75c8290284402bf7d2c12269402b3177b899c78b7 – before 2b7e7df1eacd280e561ede3e977853606871c9515c8290284402bf7d2c12269402b3177b899c78b7 – before 5e761a2287234bc402ba7ef07129f5103bcd775c
Linux Linux 4.3

References