CVE-2023-3220 — NULL Pointer Dereference in Kernel

CWE-476 — NULL Pointer Dereference8 documents7 sources
Severity
5.5MEDIUMNVD
OSV4.7
EPSS
0.0%
top 98.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Linux KernelDebian LinuxMsrc Cbl2 Kernel 5.15.118.1-2 ON CBL Mariner 2.0+3 more
Timeline
PublishedJun 20
Latest updateSep 19

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages8 packages

▶Debianlinux/linux_kernel< 5.10.178-1+3
▶CVEListV5linux/linux_kernel6.2.0-rc2
▶debiandebian/linux< linux 6.1.20-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

3
OSV
linux-oem-6.0 vulnerabilities↗2023-09-19
▶
OSV
CVE-2023-3220: An issue was discovered in the Linux kernel through 6↗2023-06-20
▶
GHSA
GHSA-xp6q-cm7h-qg74: An issue was discovered in the Linux kernel through 6↗2023-06-20
▶

📋Vendor Advisories

4
Ubuntu
Linux kernel (OEM) vulnerabilities↗2023-09-19
▶
Red Hat
kernel: NULL pointer dereference in dpu_crtc_atomic_check() in drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c↗2023-06-20
▶
Microsoft
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 Poin↗2023-06-13
▶
Debian
CVE-2023-3220: linux - An issue was discovered in the Linux kernel through 6.1-rc8. dpu_crtc_atomic_che...↗2023
▶
CVE-2023-3220 — NULL Pointer Dereference in Kernel | cvebase