Vulnerability · Published Jun 20, 2023 · Assigned by redhat
CVE-2023-3220
Medium 5.5
In plain English
A medium-severity null pointer dereference in Linux kernel. 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 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.2%top 87.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An issue was discovered in the Linux kernel through 6.1-rc8. dpu_crtc_atomic_check in drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c lacks check of the return value of kzalloc() and will cause the NULL Pointer Dereference.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.1.20-1 | DEBIAN-CVE-2023-3220 |
| Debian:13 | linux | 6.1.20-1 | DEBIAN-CVE-2023-3220 |
| Debian:14 | linux | 6.1.20-1 | DEBIAN-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux | 5.15.0-75.82 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | 5.19.0-1014.14~22.04.1 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1038.43 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1040.47 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1041.48.1 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1036.44 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1036.41 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1022.27 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | 5.19.0-45.46~22.04.1 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1032.35 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1033.38 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1035.40 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-75.82 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | 5.19.0-1027.28~22.04.1 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1027.27 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1015.15 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | 6.0.0-1021.21 | USN-6385-1 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | 6.0.0-1021.21 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | 6.1.0-1009.9 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1037.43 | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1032.35 | UBUNTU-CVE-2023-3220 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2023-3220 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2023-3220 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Linux kernel | 6.2.0-rc2 |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H